Home / 127,948.82-191,923.22-34,454.57

Finding the Fourth Proportional to 127,948.82, 191,923.22 and 34,454.57

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Solution

The fourth proportional to 127,948.82, 191,923.22 and 34,454.57 is: 51,681.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,948.82 : 191,923.22 = 34,454.57 : x
  2. Step 2: Convert to fraction form
    127,948.82/191,923.22 = 34,454.57/x
  3. Step 3: Cross multiply
    127,948.82x = 191,923.22 × 34,454.57
  4. Step 4: Simplify right side
    127,948.82x = 6,612,631,144.64
  5. Step 5: Solve for x
    x = 6,612,631,144.64/127,948.82
  6. Step 6: Final answer
    x = 51,681.85

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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.