Home / 172,155.23-237,535.28-104,170.49

Finding the Fourth Proportional to 172,155.23, 237,535.28 and 104,170.49

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Solution

The fourth proportional to 172,155.23, 237,535.28 and 104,170.49 is: 143,731.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,155.23 : 237,535.28 = 104,170.49 : x
  2. Step 2: Convert to fraction form
    172,155.23/237,535.28 = 104,170.49/x
  3. Step 3: Cross multiply
    172,155.23x = 237,535.28 × 104,170.49
  4. Step 4: Simplify right side
    172,155.23x = 24,744,165,582.64
  5. Step 5: Solve for x
    x = 24,744,165,582.64/172,155.23
  6. Step 6: Final answer
    x = 143,731.71

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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.