Home / 88,370.64-132,565.19-28,383.98

Finding the Fourth Proportional to 88,370.64, 132,565.19 and 28,383.98

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Solution

The fourth proportional to 88,370.64, 132,565.19 and 28,383.98 is: 42,578.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,370.64 : 132,565.19 = 28,383.98 : x
  2. Step 2: Convert to fraction form
    88,370.64/132,565.19 = 28,383.98/x
  3. Step 3: Cross multiply
    88,370.64x = 132,565.19 × 28,383.98
  4. Step 4: Simplify right side
    88,370.64x = 3,762,726,896.91
  5. Step 5: Solve for x
    x = 3,762,726,896.91/88,370.64
  6. Step 6: Final answer
    x = 42,578.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.