Home / 113,441.55-156,543.24-62,444.35

Finding the Fourth Proportional to 113,441.55, 156,543.24 and 62,444.35

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Solution

The fourth proportional to 113,441.55, 156,543.24 and 62,444.35 is: 86,169.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,441.55 : 156,543.24 = 62,444.35 : x
  2. Step 2: Convert to fraction form
    113,441.55/156,543.24 = 62,444.35/x
  3. Step 3: Cross multiply
    113,441.55x = 156,543.24 × 62,444.35
  4. Step 4: Simplify right side
    113,441.55x = 9,775,240,868.69
  5. Step 5: Solve for x
    x = 9,775,240,868.69/113,441.55
  6. Step 6: Final answer
    x = 86,169.85

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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.