Home / 52,373.12-72,273.90-29,088.72

Finding the Fourth Proportional to 52,373.12, 72,273.90 and 29,088.72

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Solution

The fourth proportional to 52,373.12, 72,273.90 and 29,088.72 is: 40,141.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,373.12 : 72,273.90 = 29,088.72 : x
  2. Step 2: Convert to fraction form
    52,373.12/72,273.90 = 29,088.72/x
  3. Step 3: Cross multiply
    52,373.12x = 72,273.90 × 29,088.72
  4. Step 4: Simplify right side
    52,373.12x = 2,102,355,349.49
  5. Step 5: Solve for x
    x = 2,102,355,349.49/52,373.12
  6. Step 6: Final answer
    x = 40,141.88

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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.