Home / 86,340.22-129,510.66-44,197.30

Finding the Fourth Proportional to 86,340.22, 129,510.66 and 44,197.30

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Solution

The fourth proportional to 86,340.22, 129,510.66 and 44,197.30 is: 66,296.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,340.22 : 129,510.66 = 44,197.30 : x
  2. Step 2: Convert to fraction form
    86,340.22/129,510.66 = 44,197.30/x
  3. Step 3: Cross multiply
    86,340.22x = 129,510.66 × 44,197.30
  4. Step 4: Simplify right side
    86,340.22x = 5,724,021,493.22
  5. Step 5: Solve for x
    x = 5,724,021,493.22/86,340.22
  6. Step 6: Final answer
    x = 66,296.12

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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.