Home / 113,479.36-156,591.84-63,183.04

Finding the Fourth Proportional to 113,479.36, 156,591.84 and 63,183.04

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Solution

The fourth proportional to 113,479.36, 156,591.84 and 63,183.04 is: 87,187.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,479.36 : 156,591.84 = 63,183.04 : x
  2. Step 2: Convert to fraction form
    113,479.36/156,591.84 = 63,183.04/x
  3. Step 3: Cross multiply
    113,479.36x = 156,591.84 × 63,183.04
  4. Step 4: Simplify right side
    113,479.36x = 9,893,948,490.39
  5. Step 5: Solve for x
    x = 9,893,948,490.39/113,479.36
  6. Step 6: Final answer
    x = 87,187.21

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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.