Home / 156,073.64-215,344.16-94,818.60

Finding the Fourth Proportional to 156,073.64, 215,344.16 and 94,818.60

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Solution

The fourth proportional to 156,073.64, 215,344.16 and 94,818.60 is: 130,826.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,073.64 : 215,344.16 = 94,818.60 : x
  2. Step 2: Convert to fraction form
    156,073.64/215,344.16 = 94,818.60/x
  3. Step 3: Cross multiply
    156,073.64x = 215,344.16 × 94,818.60
  4. Step 4: Simplify right side
    156,073.64x = 20,418,631,769.38
  5. Step 5: Solve for x
    x = 20,418,631,769.38/156,073.64
  6. Step 6: Final answer
    x = 130,826.91

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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.