Home / 104,926.12-157,330.85-42,523.72

Finding the Fourth Proportional to 104,926.12, 157,330.85 and 42,523.72

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Solution

The fourth proportional to 104,926.12, 157,330.85 and 42,523.72 is: 63,761.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,926.12 : 157,330.85 = 42,523.72 : x
  2. Step 2: Convert to fraction form
    104,926.12/157,330.85 = 42,523.72/x
  3. Step 3: Cross multiply
    104,926.12x = 157,330.85 × 42,523.72
  4. Step 4: Simplify right side
    104,926.12x = 6,690,293,012.76
  5. Step 5: Solve for x
    x = 6,690,293,012.76/104,926.12
  6. Step 6: Final answer
    x = 63,761.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.