Home / 52,582.38-72,565.40-28,710.87

Finding the Fourth Proportional to 52,582.38, 72,565.40 and 28,710.87

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Solution

The fourth proportional to 52,582.38, 72,565.40 and 28,710.87 is: 39,621.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,582.38 : 72,565.40 = 28,710.87 : x
  2. Step 2: Convert to fraction form
    52,582.38/72,565.40 = 28,710.87/x
  3. Step 3: Cross multiply
    52,582.38x = 72,565.40 × 28,710.87
  4. Step 4: Simplify right side
    52,582.38x = 2,083,415,622.34
  5. Step 5: Solve for x
    x = 2,083,415,622.34/52,582.38
  6. Step 6: Final answer
    x = 39,621.93

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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.