Home / 52,312.87-72,193.19-28,441.19

Finding the Fourth Proportional to 52,312.87, 72,193.19 and 28,441.19

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Solution

The fourth proportional to 52,312.87, 72,193.19 and 28,441.19 is: 39,249.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,312.87 : 72,193.19 = 28,441.19 : x
  2. Step 2: Convert to fraction form
    52,312.87/72,193.19 = 28,441.19/x
  3. Step 3: Cross multiply
    52,312.87x = 72,193.19 × 28,441.19
  4. Step 4: Simplify right side
    52,312.87x = 2,053,260,091.29
  5. Step 5: Solve for x
    x = 2,053,260,091.29/52,312.87
  6. Step 6: Final answer
    x = 39,249.62

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Double scale
Find fourth proportional to 52,313.87, 72,194.57 and 28,442.19
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.