Home / 69,543.84-95,944.16-42,664.80

Finding the Fourth Proportional to 69,543.84, 95,944.16 and 42,664.80

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Solution

The fourth proportional to 69,543.84, 95,944.16 and 42,664.80 is: 58,861.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,543.84 : 95,944.16 = 42,664.80 : x
  2. Step 2: Convert to fraction form
    69,543.84/95,944.16 = 42,664.80/x
  3. Step 3: Cross multiply
    69,543.84x = 95,944.16 × 42,664.80
  4. Step 4: Simplify right side
    69,543.84x = 4,093,438,397.57
  5. Step 5: Solve for x
    x = 4,093,438,397.57/69,543.84
  6. Step 6: Final answer
    x = 58,861.27

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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.