Home / 99,293.77-148,856.82-43,091.38

Finding the Fourth Proportional to 99,293.77, 148,856.82 and 43,091.38

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Solution

The fourth proportional to 99,293.77, 148,856.82 and 43,091.38 is: 64,600.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,293.77 : 148,856.82 = 43,091.38 : x
  2. Step 2: Convert to fraction form
    99,293.77/148,856.82 = 43,091.38/x
  3. Step 3: Cross multiply
    99,293.77x = 148,856.82 × 43,091.38
  4. Step 4: Simplify right side
    99,293.77x = 6,414,445,796.21
  5. Step 5: Solve for x
    x = 6,414,445,796.21/99,293.77
  6. Step 6: Final answer
    x = 64,600.69

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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.