Home / 113,405.19-156,472.45-95,324.64

Finding the Fourth Proportional to 113,405.19, 156,472.45 and 95,324.64

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Solution

The fourth proportional to 113,405.19, 156,472.45 and 95,324.64 is: 131,525.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,405.19 : 156,472.45 = 95,324.64 : x
  2. Step 2: Convert to fraction form
    113,405.19/156,472.45 = 95,324.64/x
  3. Step 3: Cross multiply
    113,405.19x = 156,472.45 × 95,324.64
  4. Step 4: Simplify right side
    113,405.19x = 14,915,679,966.17
  5. Step 5: Solve for x
    x = 14,915,679,966.17/113,405.19
  6. Step 6: Final answer
    x = 131,525.55

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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.