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Finding the Fourth Proportional to 124,604.56, 171,934.02 and 73,610.20

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Solution

The fourth proportional to 124,604.56, 171,934.02 and 73,610.20 is: 101,570.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,604.56 : 171,934.02 = 73,610.20 : x
  2. Step 2: Convert to fraction form
    124,604.56/171,934.02 = 73,610.20/x
  3. Step 3: Cross multiply
    124,604.56x = 171,934.02 × 73,610.20
  4. Step 4: Simplify right side
    124,604.56x = 12,656,097,599.00
  5. Step 5: Solve for x
    x = 12,656,097,599.00/124,604.56
  6. Step 6: Final answer
    x = 101,570.10

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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.