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Finding the Fourth Proportional to 109,000.10, 163,500.15 and 94,565.90

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Solution

The fourth proportional to 109,000.10, 163,500.15 and 94,565.90 is: 141,848.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,000.10 : 163,500.15 = 94,565.90 : x
  2. Step 2: Convert to fraction form
    109,000.10/163,500.15 = 94,565.90/x
  3. Step 3: Cross multiply
    109,000.10x = 163,500.15 × 94,565.90
  4. Step 4: Simplify right side
    109,000.10x = 15,461,538,834.89
  5. Step 5: Solve for x
    x = 15,461,538,834.89/109,000.10
  6. Step 6: Final answer
    x = 141,848.85

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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.