Home / 124,423.83-186,679.49-54,294.03

Finding the Fourth Proportional to 124,423.83, 186,679.49 and 54,294.03

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Solution

The fourth proportional to 124,423.83, 186,679.49 and 54,294.03 is: 81,460.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,423.83 : 186,679.49 = 54,294.03 : x
  2. Step 2: Convert to fraction form
    124,423.83/186,679.49 = 54,294.03/x
  3. Step 3: Cross multiply
    124,423.83x = 186,679.49 × 54,294.03
  4. Step 4: Simplify right side
    124,423.83x = 10,135,581,558.97
  5. Step 5: Solve for x
    x = 10,135,581,558.97/124,423.83
  6. Step 6: Final answer
    x = 81,460.13

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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.