Home / 127,273.74-175,616.64-73,563.72

Finding the Fourth Proportional to 127,273.74, 175,616.64 and 73,563.72

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Solution

The fourth proportional to 127,273.74, 175,616.64 and 73,563.72 is: 101,505.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,273.74 : 175,616.64 = 73,563.72 : x
  2. Step 2: Convert to fraction form
    127,273.74/175,616.64 = 73,563.72/x
  3. Step 3: Cross multiply
    127,273.74x = 175,616.64 × 73,563.72
  4. Step 4: Simplify right side
    127,273.74x = 12,919,013,332.30
  5. Step 5: Solve for x
    x = 12,919,013,332.30/127,273.74
  6. Step 6: Final answer
    x = 101,505.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.