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Finding the Fourth Proportional to 124,842.20, 187,004.10 and 124,842.20

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Solution

The fourth proportional to 124,842.20, 187,004.10 and 124,842.20 is: 187,004.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,842.20 : 187,004.10 = 124,842.20 : x
  2. Step 2: Convert to fraction form
    124,842.20/187,004.10 = 124,842.20/x
  3. Step 3: Cross multiply
    124,842.20x = 187,004.10 × 124,842.20
  4. Step 4: Simplify right side
    124,842.20x = 23,346,003,253.02
  5. Step 5: Solve for x
    x = 23,346,003,253.02/124,842.20
  6. Step 6: Final answer
    x = 187,004.10

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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.