Home / 57,382.92-85,497.65-54,159.96

Finding the Fourth Proportional to 57,382.92, 85,497.65 and 54,159.96

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Solution

The fourth proportional to 57,382.92, 85,497.65 and 54,159.96 is: 80,695.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,382.92 : 85,497.65 = 54,159.96 : x
  2. Step 2: Convert to fraction form
    57,382.92/85,497.65 = 54,159.96/x
  3. Step 3: Cross multiply
    57,382.92x = 85,497.65 × 54,159.96
  4. Step 4: Simplify right side
    57,382.92x = 4,630,549,033.29
  5. Step 5: Solve for x
    x = 4,630,549,033.29/57,382.92
  6. Step 6: Final answer
    x = 80,695.60

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.