Home / 124,084.68-186,188.52-49,203.21

Finding the Fourth Proportional to 124,084.68, 186,188.52 and 49,203.21

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Solution

The fourth proportional to 124,084.68, 186,188.52 and 49,203.21 is: 73,829.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,084.68 : 186,188.52 = 49,203.21 : x
  2. Step 2: Convert to fraction form
    124,084.68/186,188.52 = 49,203.21/x
  3. Step 3: Cross multiply
    124,084.68x = 186,188.52 × 49,203.21
  4. Step 4: Simplify right side
    124,084.68x = 9,161,073,731.87
  5. Step 5: Solve for x
    x = 9,161,073,731.87/124,084.68
  6. Step 6: Final answer
    x = 73,829.21

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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.