Home / 97,475.50-134,439.75-63,494.69

Finding the Fourth Proportional to 97,475.50, 134,439.75 and 63,494.69

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Solution

The fourth proportional to 97,475.50, 134,439.75 and 63,494.69 is: 87,572.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,475.50 : 134,439.75 = 63,494.69 : x
  2. Step 2: Convert to fraction form
    97,475.50/134,439.75 = 63,494.69/x
  3. Step 3: Cross multiply
    97,475.50x = 134,439.75 × 63,494.69
  4. Step 4: Simplify right side
    97,475.50x = 8,536,209,577.73
  5. Step 5: Solve for x
    x = 8,536,209,577.73/97,475.50
  6. Step 6: Final answer
    x = 87,572.87

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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.