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Finding the Fourth Proportional to 185,459.70, 278,211.33 and 59,055.69

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Solution

The fourth proportional to 185,459.70, 278,211.33 and 59,055.69 is: 88,590.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,459.70 : 278,211.33 = 59,055.69 : x
  2. Step 2: Convert to fraction form
    185,459.70/278,211.33 = 59,055.69/x
  3. Step 3: Cross multiply
    185,459.70x = 278,211.33 × 59,055.69
  4. Step 4: Simplify right side
    185,459.70x = 16,429,962,058.97
  5. Step 5: Solve for x
    x = 16,429,962,058.97/185,459.70
  6. Step 6: Final answer
    x = 88,590.47

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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.