Home / 96,181.74-144,076.68-78,475.50

Finding the Fourth Proportional to 96,181.74, 144,076.68 and 78,475.50

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Solution

The fourth proportional to 96,181.74, 144,076.68 and 78,475.50 is: 117,553.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,181.74 : 144,076.68 = 78,475.50 : x
  2. Step 2: Convert to fraction form
    96,181.74/144,076.68 = 78,475.50/x
  3. Step 3: Cross multiply
    96,181.74x = 144,076.68 × 78,475.50
  4. Step 4: Simplify right side
    96,181.74x = 11,306,489,501.34
  5. Step 5: Solve for x
    x = 11,306,489,501.34/96,181.74
  6. Step 6: Final answer
    x = 117,553.39

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1.5x scale

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.