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Finding the Fourth Proportional to 98,374.20, 146,627.40 and 95,134.20

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Solution

The fourth proportional to 98,374.20, 146,627.40 and 95,134.20 is: 141,798.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,374.20 : 146,627.40 = 95,134.20 : x
  2. Step 2: Convert to fraction form
    98,374.20/146,627.40 = 95,134.20/x
  3. Step 3: Cross multiply
    98,374.20x = 146,627.40 × 95,134.20
  4. Step 4: Simplify right side
    98,374.20x = 13,949,280,397.08
  5. Step 5: Solve for x
    x = 13,949,280,397.08/98,374.20
  6. Step 6: Final answer
    x = 141,798.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.