Home / 52,239.87-72,088.11-30,726.27

Finding the Fourth Proportional to 52,239.87, 72,088.11 and 30,726.27

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Solution

The fourth proportional to 52,239.87, 72,088.11 and 30,726.27 is: 42,400.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,239.87 : 72,088.11 = 30,726.27 : x
  2. Step 2: Convert to fraction form
    52,239.87/72,088.11 = 30,726.27/x
  3. Step 3: Cross multiply
    52,239.87x = 72,088.11 × 30,726.27
  4. Step 4: Simplify right side
    52,239.87x = 2,214,998,731.65
  5. Step 5: Solve for x
    x = 2,214,998,731.65/52,239.87
  6. Step 6: Final answer
    x = 42,400.54

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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.