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Finding the Fourth Proportional to 153,612.74, 230,419.11 and 60,052.88

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Solution

The fourth proportional to 153,612.74, 230,419.11 and 60,052.88 is: 90,079.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,612.74 : 230,419.11 = 60,052.88 : x
  2. Step 2: Convert to fraction form
    153,612.74/230,419.11 = 60,052.88/x
  3. Step 3: Cross multiply
    153,612.74x = 230,419.11 × 60,052.88
  4. Step 4: Simplify right side
    153,612.74x = 13,837,330,010.44
  5. Step 5: Solve for x
    x = 13,837,330,010.44/153,612.74
  6. Step 6: Final answer
    x = 90,079.32

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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.