Home / 52,583.40-72,565.34-28,710.65

Finding the Fourth Proportional to 52,583.40, 72,565.34 and 28,710.65

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Solution

The fourth proportional to 52,583.40, 72,565.34 and 28,710.65 is: 39,620.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,583.40 : 72,565.34 = 28,710.65 : x
  2. Step 2: Convert to fraction form
    52,583.40/72,565.34 = 28,710.65/x
  3. Step 3: Cross multiply
    52,583.40x = 72,565.34 × 28,710.65
  4. Step 4: Simplify right side
    52,583.40x = 2,083,398,116.73
  5. Step 5: Solve for x
    x = 2,083,398,116.73/52,583.40
  6. Step 6: Final answer
    x = 39,620.83

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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.