Home / 124,548.84-186,821.28-57,951.72

Finding the Fourth Proportional to 124,548.84, 186,821.28 and 57,951.72

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Solution

The fourth proportional to 124,548.84, 186,821.28 and 57,951.72 is: 86,926.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,548.84 : 186,821.28 = 57,951.72 : x
  2. Step 2: Convert to fraction form
    124,548.84/186,821.28 = 57,951.72/x
  3. Step 3: Cross multiply
    124,548.84x = 186,821.28 × 57,951.72
  4. Step 4: Simplify right side
    124,548.84x = 10,826,614,508.60
  5. Step 5: Solve for x
    x = 10,826,614,508.60/124,548.84
  6. Step 6: Final answer
    x = 86,926.66

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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.