Home / 52,718.13-72,766.62-36,807.71

Finding the Fourth Proportional to 52,718.13, 72,766.62 and 36,807.71

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Solution

The fourth proportional to 52,718.13, 72,766.62 and 36,807.71 is: 50,805.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,718.13 : 72,766.62 = 36,807.71 : x
  2. Step 2: Convert to fraction form
    52,718.13/72,766.62 = 36,807.71/x
  3. Step 3: Cross multiply
    52,718.13x = 72,766.62 × 36,807.71
  4. Step 4: Simplify right side
    52,718.13x = 2,678,372,282.81
  5. Step 5: Solve for x
    x = 2,678,372,282.81/52,718.13
  6. Step 6: Final answer
    x = 50,805.53

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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.