Home / 86,195.16-129,307.32-44,093.52

Finding the Fourth Proportional to 86,195.16, 129,307.32 and 44,093.52

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Solution

The fourth proportional to 86,195.16, 129,307.32 and 44,093.52 is: 66,147.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,195.16 : 129,307.32 = 44,093.52 : x
  2. Step 2: Convert to fraction form
    86,195.16/129,307.32 = 44,093.52/x
  3. Step 3: Cross multiply
    86,195.16x = 129,307.32 × 44,093.52
  4. Step 4: Simplify right side
    86,195.16x = 5,701,614,900.57
  5. Step 5: Solve for x
    x = 5,701,614,900.57/86,195.16
  6. Step 6: Final answer
    x = 66,147.74

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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.