Home / 42,957.72-59,276.68-25,972.20

Finding the Fourth Proportional to 42,957.72, 59,276.68 and 25,972.20

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Solution

The fourth proportional to 42,957.72, 59,276.68 and 25,972.20 is: 35,838.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,957.72 : 59,276.68 = 25,972.20 : x
  2. Step 2: Convert to fraction form
    42,957.72/59,276.68 = 25,972.20/x
  3. Step 3: Cross multiply
    42,957.72x = 59,276.68 × 25,972.20
  4. Step 4: Simplify right side
    42,957.72x = 1,539,545,788.30
  5. Step 5: Solve for x
    x = 1,539,545,788.30/42,957.72
  6. Step 6: Final answer
    x = 35,838.63

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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.