Home / 132,447.75-198,671.56-38,953.50

Finding the Fourth Proportional to 132,447.75, 198,671.56 and 38,953.50

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Solution

The fourth proportional to 132,447.75, 198,671.56 and 38,953.50 is: 58,430.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,447.75 : 198,671.56 = 38,953.50 : x
  2. Step 2: Convert to fraction form
    132,447.75/198,671.56 = 38,953.50/x
  3. Step 3: Cross multiply
    132,447.75x = 198,671.56 × 38,953.50
  4. Step 4: Simplify right side
    132,447.75x = 7,738,951,424.33
  5. Step 5: Solve for x
    x = 7,738,951,424.33/132,447.75
  6. Step 6: Final answer
    x = 58,430.22

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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.