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Finding the Fourth Proportional to 94,175.20, 141,493.20 and 70,847.20

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Solution

The fourth proportional to 94,175.20, 141,493.20 and 70,847.20 is: 106,444.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,175.20 : 141,493.20 = 70,847.20 : x
  2. Step 2: Convert to fraction form
    94,175.20/141,493.20 = 70,847.20/x
  3. Step 3: Cross multiply
    94,175.20x = 141,493.20 × 70,847.20
  4. Step 4: Simplify right side
    94,175.20x = 10,024,397,039.04
  5. Step 5: Solve for x
    x = 10,024,397,039.04/94,175.20
  6. Step 6: Final answer
    x = 106,444.13

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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.