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Finding the Fourth Proportional to 124,602.87, 186,906.94 and 44,646.04

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Solution

The fourth proportional to 124,602.87, 186,906.94 and 44,646.04 is: 66,970.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,602.87 : 186,906.94 = 44,646.04 : x
  2. Step 2: Convert to fraction form
    124,602.87/186,906.94 = 44,646.04/x
  3. Step 3: Cross multiply
    124,602.87x = 186,906.94 × 44,646.04
  4. Step 4: Simplify right side
    124,602.87x = 8,344,654,719.52
  5. Step 5: Solve for x
    x = 8,344,654,719.52/124,602.87
  6. Step 6: Final answer
    x = 66,970.01

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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.