Home / 176,575.38-243,666.12-100,093.38

Finding the Fourth Proportional to 176,575.38, 243,666.12 and 100,093.38

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Solution

The fourth proportional to 176,575.38, 243,666.12 and 100,093.38 is: 138,124.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,575.38 : 243,666.12 = 100,093.38 : x
  2. Step 2: Convert to fraction form
    176,575.38/243,666.12 = 100,093.38/x
  3. Step 3: Cross multiply
    176,575.38x = 243,666.12 × 100,093.38
  4. Step 4: Simplify right side
    176,575.38x = 24,389,365,542.29
  5. Step 5: Solve for x
    x = 24,389,365,542.29/176,575.38
  6. Step 6: Final answer
    x = 138,124.38

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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.