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Finding the Fourth Proportional to 108,704.74, 150,010.20 and 60,957.04

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Solution

The fourth proportional to 108,704.74, 150,010.20 and 60,957.04 is: 84,119.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,704.74 : 150,010.20 = 60,957.04 : x
  2. Step 2: Convert to fraction form
    108,704.74/150,010.20 = 60,957.04/x
  3. Step 3: Cross multiply
    108,704.74x = 150,010.20 × 60,957.04
  4. Step 4: Simplify right side
    108,704.74x = 9,144,177,761.81
  5. Step 5: Solve for x
    x = 9,144,177,761.81/108,704.74
  6. Step 6: Final answer
    x = 84,119.40

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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.