Home / 52,882.52-72,979.92-29,010.20

Finding the Fourth Proportional to 52,882.52, 72,979.92 and 29,010.20

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Solution

The fourth proportional to 52,882.52, 72,979.92 and 29,010.20 is: 40,035.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,882.52 : 72,979.92 = 29,010.20 : x
  2. Step 2: Convert to fraction form
    52,882.52/72,979.92 = 29,010.20/x
  3. Step 3: Cross multiply
    52,882.52x = 72,979.92 × 29,010.20
  4. Step 4: Simplify right side
    52,882.52x = 2,117,162,075.18
  5. Step 5: Solve for x
    x = 2,117,162,075.18/52,882.52
  6. Step 6: Final answer
    x = 40,035.20

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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.