Home / 51,724.61-71,387.68-31,593.07

Finding the Fourth Proportional to 51,724.61, 71,387.68 and 31,593.07

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Solution

The fourth proportional to 51,724.61, 71,387.68 and 31,593.07 is: 43,603.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,724.61 : 71,387.68 = 31,593.07 : x
  2. Step 2: Convert to fraction form
    51,724.61/71,387.68 = 31,593.07/x
  3. Step 3: Cross multiply
    51,724.61x = 71,387.68 × 31,593.07
  4. Step 4: Simplify right side
    51,724.61x = 2,255,356,040.87
  5. Step 5: Solve for x
    x = 2,255,356,040.87/51,724.61
  6. Step 6: Final answer
    x = 43,603.15

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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.