Home / 185,679.67-278,534.40-59,337.75

Finding the Fourth Proportional to 185,679.67, 278,534.40 and 59,337.75

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Solution

The fourth proportional to 185,679.67, 278,534.40 and 59,337.75 is: 89,011.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,679.67 : 278,534.40 = 59,337.75 : x
  2. Step 2: Convert to fraction form
    185,679.67/278,534.40 = 59,337.75/x
  3. Step 3: Cross multiply
    185,679.67x = 278,534.40 × 59,337.75
  4. Step 4: Simplify right side
    185,679.67x = 16,527,604,593.60
  5. Step 5: Solve for x
    x = 16,527,604,593.60/185,679.67
  6. Step 6: Final answer
    x = 89,011.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.