Home / 162,040.38-223,553.36-101,505.65

Finding the Fourth Proportional to 162,040.38, 223,553.36 and 101,505.65

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Solution

The fourth proportional to 162,040.38, 223,553.36 and 101,505.65 is: 140,038.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,040.38 : 223,553.36 = 101,505.65 : x
  2. Step 2: Convert to fraction form
    162,040.38/223,553.36 = 101,505.65/x
  3. Step 3: Cross multiply
    162,040.38x = 223,553.36 × 101,505.65
  4. Step 4: Simplify right side
    162,040.38x = 22,691,927,491.19
  5. Step 5: Solve for x
    x = 22,691,927,491.19/162,040.38
  6. Step 6: Final answer
    x = 140,038.72

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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.