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Finding the Fourth Proportional to 60,000.10, 90,000.15 and 58,963.30

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Solution

The fourth proportional to 60,000.10, 90,000.15 and 58,963.30 is: 88,444.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,000.10 : 90,000.15 = 58,963.30 : x
  2. Step 2: Convert to fraction form
    60,000.10/90,000.15 = 58,963.30/x
  3. Step 3: Cross multiply
    60,000.10x = 90,000.15 × 58,963.30
  4. Step 4: Simplify right side
    60,000.10x = 5,306,705,844.50
  5. Step 5: Solve for x
    x = 5,306,705,844.50/60,000.10
  6. Step 6: Final answer
    x = 88,444.95

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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.