Home / 124,726.20-186,951.06-74,873.40

Finding the Fourth Proportional to 124,726.20, 186,951.06 and 74,873.40

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Solution

The fourth proportional to 124,726.20, 186,951.06 and 74,873.40 is: 112,227.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,726.20 : 186,951.06 = 74,873.40 : x
  2. Step 2: Convert to fraction form
    124,726.20/186,951.06 = 74,873.40/x
  3. Step 3: Cross multiply
    124,726.20x = 186,951.06 × 74,873.40
  4. Step 4: Simplify right side
    124,726.20x = 13,997,661,495.80
  5. Step 5: Solve for x
    x = 13,997,661,495.80/124,726.20
  6. Step 6: Final answer
    x = 112,227.11

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1.5x scale

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.