Home / 161,879.07-223,534.16-101,553.41

Finding the Fourth Proportional to 161,879.07, 223,534.16 and 101,553.41

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Solution

The fourth proportional to 161,879.07, 223,534.16 and 101,553.41 is: 140,232.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,879.07 : 223,534.16 = 101,553.41 : x
  2. Step 2: Convert to fraction form
    161,879.07/223,534.16 = 101,553.41/x
  3. Step 3: Cross multiply
    161,879.07x = 223,534.16 × 101,553.41
  4. Step 4: Simplify right side
    161,879.07x = 22,700,657,202.62
  5. Step 5: Solve for x
    x = 22,700,657,202.62/161,879.07
  6. Step 6: Final answer
    x = 140,232.19

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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.