Home / 52,578.40-72,557.24-29,916.90

Finding the Fourth Proportional to 52,578.40, 72,557.24 and 29,916.90

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Solution

The fourth proportional to 52,578.40, 72,557.24 and 29,916.90 is: 41,284.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,578.40 : 72,557.24 = 29,916.90 : x
  2. Step 2: Convert to fraction form
    52,578.40/72,557.24 = 29,916.90/x
  3. Step 3: Cross multiply
    52,578.40x = 72,557.24 × 29,916.90
  4. Step 4: Simplify right side
    52,578.40x = 2,170,687,693.36
  5. Step 5: Solve for x
    x = 2,170,687,693.36/52,578.40
  6. Step 6: Final answer
    x = 41,284.78

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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.