Home / 113,479.86-156,592.53-63,183.54

Finding the Fourth Proportional to 113,479.86, 156,592.53 and 63,183.54

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Solution

The fourth proportional to 113,479.86, 156,592.53 and 63,183.54 is: 87,187.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,479.86 : 156,592.53 = 63,183.54 : x
  2. Step 2: Convert to fraction form
    113,479.86/156,592.53 = 63,183.54/x
  3. Step 3: Cross multiply
    113,479.86x = 156,592.53 × 63,183.54
  4. Step 4: Simplify right side
    113,479.86x = 9,894,070,382.96
  5. Step 5: Solve for x
    x = 9,894,070,382.96/113,479.86
  6. Step 6: Final answer
    x = 87,187.90

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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.