Home / 124,335.95-186,516.14-49,439.30

Finding the Fourth Proportional to 124,335.95, 186,516.14 and 49,439.30

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Solution

The fourth proportional to 124,335.95, 186,516.14 and 49,439.30 is: 74,163.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,335.95 : 186,516.14 = 49,439.30 : x
  2. Step 2: Convert to fraction form
    124,335.95/186,516.14 = 49,439.30/x
  3. Step 3: Cross multiply
    124,335.95x = 186,516.14 × 49,439.30
  4. Step 4: Simplify right side
    124,335.95x = 9,221,226,220.52
  5. Step 5: Solve for x
    x = 9,221,226,220.52/124,335.95
  6. Step 6: Final answer
    x = 74,163.80

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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.