Home / 52,403.06-72,317.73-28,530.14

Finding the Fourth Proportional to 52,403.06, 72,317.73 and 28,530.14

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Solution

The fourth proportional to 52,403.06, 72,317.73 and 28,530.14 is: 39,372.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,403.06 : 72,317.73 = 28,530.14 : x
  2. Step 2: Convert to fraction form
    52,403.06/72,317.73 = 28,530.14/x
  3. Step 3: Cross multiply
    52,403.06x = 72,317.73 × 28,530.14
  4. Step 4: Simplify right side
    52,403.06x = 2,063,234,599.79
  5. Step 5: Solve for x
    x = 2,063,234,599.79/52,403.06
  6. Step 6: Final answer
    x = 39,372.41

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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.