Home / 88,565.28-122,235.84-52,776

Finding the Fourth Proportional to 88,565.28, 122,235.84 and 52,776

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Solution

The fourth proportional to 88,565.28, 122,235.84 and 52,776 is: 72,840.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,565.28 : 122,235.84 = 52,776 : x
  2. Step 2: Convert to fraction form
    88,565.28/122,235.84 = 52,776/x
  3. Step 3: Cross multiply
    88,565.28x = 122,235.84 × 52,776
  4. Step 4: Simplify right side
    88,565.28x = 6,451,118,691.84
  5. Step 5: Solve for x
    x = 6,451,118,691.84/88,565.28
  6. Step 6: Final answer
    x = 72,840.27

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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.