Home / 161,995.32-223,557.96-101,560.28

Finding the Fourth Proportional to 161,995.32, 223,557.96 and 101,560.28

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Solution

The fourth proportional to 161,995.32, 223,557.96 and 101,560.28 is: 140,155.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,995.32 : 223,557.96 = 101,560.28 : x
  2. Step 2: Convert to fraction form
    161,995.32/223,557.96 = 101,560.28/x
  3. Step 3: Cross multiply
    161,995.32x = 223,557.96 × 101,560.28
  4. Step 4: Simplify right side
    161,995.32x = 22,704,609,013.83
  5. Step 5: Solve for x
    x = 22,704,609,013.83/161,995.32
  6. Step 6: Final answer
    x = 140,155.96

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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.