Home / 58,857.28-88,226.88-21,385.60

Finding the Fourth Proportional to 58,857.28, 88,226.88 and 21,385.60

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Solution

The fourth proportional to 58,857.28, 88,226.88 and 21,385.60 is: 32,056.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,857.28 : 88,226.88 = 21,385.60 : x
  2. Step 2: Convert to fraction form
    58,857.28/88,226.88 = 21,385.60/x
  3. Step 3: Cross multiply
    58,857.28x = 88,226.88 × 21,385.60
  4. Step 4: Simplify right side
    58,857.28x = 1,886,784,764.93
  5. Step 5: Solve for x
    x = 1,886,784,764.93/58,857.28
  6. Step 6: Final answer
    x = 32,056.95

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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.