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Finding the Fourth Proportional to 124,525.40, 186,788.10 and 41,419.40

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Solution

The fourth proportional to 124,525.40, 186,788.10 and 41,419.40 is: 62,129.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,525.40 : 186,788.10 = 41,419.40 : x
  2. Step 2: Convert to fraction form
    124,525.40/186,788.10 = 41,419.40/x
  3. Step 3: Cross multiply
    124,525.40x = 186,788.10 × 41,419.40
  4. Step 4: Simplify right side
    124,525.40x = 7,736,651,029.14
  5. Step 5: Solve for x
    x = 7,736,651,029.14/124,525.40
  6. Step 6: Final answer
    x = 62,129.10

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.