Home / 86,340.56-129,476.82-41,954.18

Finding the Fourth Proportional to 86,340.56, 129,476.82 and 41,954.18

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Solution

The fourth proportional to 86,340.56, 129,476.82 and 41,954.18 is: 62,914.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,340.56 : 129,476.82 = 41,954.18 : x
  2. Step 2: Convert to fraction form
    86,340.56/129,476.82 = 41,954.18/x
  3. Step 3: Cross multiply
    86,340.56x = 129,476.82 × 41,954.18
  4. Step 4: Simplify right side
    86,340.56x = 5,432,093,812.11
  5. Step 5: Solve for x
    x = 5,432,093,812.11/86,340.56
  6. Step 6: Final answer
    x = 62,914.74

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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.