Home / 52,166.75-71,990.10-28,293.59

Finding the Fourth Proportional to 52,166.75, 71,990.10 and 28,293.59

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Solution

The fourth proportional to 52,166.75, 71,990.10 and 28,293.59 is: 39,045.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,166.75 : 71,990.10 = 28,293.59 : x
  2. Step 2: Convert to fraction form
    52,166.75/71,990.10 = 28,293.59/x
  3. Step 3: Cross multiply
    52,166.75x = 71,990.10 × 28,293.59
  4. Step 4: Simplify right side
    52,166.75x = 2,036,858,148.49
  5. Step 5: Solve for x
    x = 2,036,858,148.49/52,166.75
  6. Step 6: Final answer
    x = 39,045.14

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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.