Home / 62,811.25-86,680.23-34,131.17

Finding the Fourth Proportional to 62,811.25, 86,680.23 and 34,131.17

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Solution

The fourth proportional to 62,811.25, 86,680.23 and 34,131.17 is: 47,101.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,811.25 : 86,680.23 = 34,131.17 : x
  2. Step 2: Convert to fraction form
    62,811.25/86,680.23 = 34,131.17/x
  3. Step 3: Cross multiply
    62,811.25x = 86,680.23 × 34,131.17
  4. Step 4: Simplify right side
    62,811.25x = 2,958,497,754.48
  5. Step 5: Solve for x
    x = 2,958,497,754.48/62,811.25
  6. Step 6: Final answer
    x = 47,101.40

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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.