Home / 124,032.20-186,072.60-52,954.70

Finding the Fourth Proportional to 124,032.20, 186,072.60 and 52,954.70

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Solution

The fourth proportional to 124,032.20, 186,072.60 and 52,954.70 is: 79,442.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,032.20 : 186,072.60 = 52,954.70 : x
  2. Step 2: Convert to fraction form
    124,032.20/186,072.60 = 52,954.70/x
  3. Step 3: Cross multiply
    124,032.20x = 186,072.60 × 52,954.70
  4. Step 4: Simplify right side
    124,032.20x = 9,853,418,711.22
  5. Step 5: Solve for x
    x = 9,853,418,711.22/124,032.20
  6. Step 6: Final answer
    x = 79,442.42

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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.