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Finding the Fourth Proportional to 185,930.67, 278,915.84 and 59,525.72

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Solution

The fourth proportional to 185,930.67, 278,915.84 and 59,525.72 is: 89,294.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,930.67 : 278,915.84 = 59,525.72 : x
  2. Step 2: Convert to fraction form
    185,930.67/278,915.84 = 59,525.72/x
  3. Step 3: Cross multiply
    185,930.67x = 278,915.84 × 59,525.72
  4. Step 4: Simplify right side
    185,930.67x = 16,602,664,503.20
  5. Step 5: Solve for x
    x = 16,602,664,503.20/185,930.67
  6. Step 6: Final answer
    x = 89,294.92

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1.5x scale

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.