Home / 104,691.30-144,460.90-70,773.56

Finding the Fourth Proportional to 104,691.30, 144,460.90 and 70,773.56

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Solution

The fourth proportional to 104,691.30, 144,460.90 and 70,773.56 is: 97,658.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,691.30 : 144,460.90 = 70,773.56 : x
  2. Step 2: Convert to fraction form
    104,691.30/144,460.90 = 70,773.56/x
  3. Step 3: Cross multiply
    104,691.30x = 144,460.90 × 70,773.56
  4. Step 4: Simplify right side
    104,691.30x = 10,224,012,173.80
  5. Step 5: Solve for x
    x = 10,224,012,173.80/104,691.30
  6. Step 6: Final answer
    x = 97,658.66

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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.