Home / 124,169.16-186,281.50-45,283.39

Finding the Fourth Proportional to 124,169.16, 186,281.50 and 45,283.39

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Solution

The fourth proportional to 124,169.16, 186,281.50 and 45,283.39 is: 67,935.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,169.16 : 186,281.50 = 45,283.39 : x
  2. Step 2: Convert to fraction form
    124,169.16/186,281.50 = 45,283.39/x
  3. Step 3: Cross multiply
    124,169.16x = 186,281.50 × 45,283.39
  4. Step 4: Simplify right side
    124,169.16x = 8,435,456,882.88
  5. Step 5: Solve for x
    x = 8,435,456,882.88/124,169.16
  6. Step 6: Final answer
    x = 67,935.20

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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.