Home / 72,861.36-100,595.18-59,464.62

Finding the Fourth Proportional to 72,861.36, 100,595.18 and 59,464.62

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Solution

The fourth proportional to 72,861.36, 100,595.18 and 59,464.62 is: 82,099.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,861.36 : 100,595.18 = 59,464.62 : x
  2. Step 2: Convert to fraction form
    72,861.36/100,595.18 = 59,464.62/x
  3. Step 3: Cross multiply
    72,861.36x = 100,595.18 × 59,464.62
  4. Step 4: Simplify right side
    72,861.36x = 5,981,854,152.53
  5. Step 5: Solve for x
    x = 5,981,854,152.53/72,861.36
  6. Step 6: Final answer
    x = 82,099.13

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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.