Home / 161,937.93-223,464.24-89,341.76

Finding the Fourth Proportional to 161,937.93, 223,464.24 and 89,341.76

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Solution

The fourth proportional to 161,937.93, 223,464.24 and 89,341.76 is: 123,286.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,937.93 : 223,464.24 = 89,341.76 : x
  2. Step 2: Convert to fraction form
    161,937.93/223,464.24 = 89,341.76/x
  3. Step 3: Cross multiply
    161,937.93x = 223,464.24 × 89,341.76
  4. Step 4: Simplify right side
    161,937.93x = 19,964,687,381.34
  5. Step 5: Solve for x
    x = 19,964,687,381.34/161,937.93
  6. Step 6: Final answer
    x = 123,286.05

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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.