Home / 102,585.57-141,591.72-60,157.77

Finding the Fourth Proportional to 102,585.57, 141,591.72 and 60,157.77

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Solution

The fourth proportional to 102,585.57, 141,591.72 and 60,157.77 is: 83,031.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,585.57 : 141,591.72 = 60,157.77 : x
  2. Step 2: Convert to fraction form
    102,585.57/141,591.72 = 60,157.77/x
  3. Step 3: Cross multiply
    102,585.57x = 141,591.72 × 60,157.77
  4. Step 4: Simplify right side
    102,585.57x = 8,517,842,125.66
  5. Step 5: Solve for x
    x = 8,517,842,125.66/102,585.57
  6. Step 6: Final answer
    x = 83,031.58

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1.5x scale

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.