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Finding the Fourth Proportional to 108,001.44, 149,042.08 and 60,254.80

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Solution

The fourth proportional to 108,001.44, 149,042.08 and 60,254.80 is: 83,151.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,001.44 : 149,042.08 = 60,254.80 : x
  2. Step 2: Convert to fraction form
    108,001.44/149,042.08 = 60,254.80/x
  3. Step 3: Cross multiply
    108,001.44x = 149,042.08 × 60,254.80
  4. Step 4: Simplify right side
    108,001.44x = 8,980,499,976.77
  5. Step 5: Solve for x
    x = 8,980,499,976.77/108,001.44
  6. Step 6: Final answer
    x = 83,151.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.