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Finding the Fourth Proportional to 124,474.80, 186,712.20 and 41,368.80

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Solution

The fourth proportional to 124,474.80, 186,712.20 and 41,368.80 is: 62,053.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,474.80 : 186,712.20 = 41,368.80 : x
  2. Step 2: Convert to fraction form
    124,474.80/186,712.20 = 41,368.80/x
  3. Step 3: Cross multiply
    124,474.80x = 186,712.20 × 41,368.80
  4. Step 4: Simplify right side
    124,474.80x = 7,724,059,659.36
  5. Step 5: Solve for x
    x = 7,724,059,659.36/124,474.80
  6. Step 6: Final answer
    x = 62,053.20

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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.