Home / 86,559.62-129,838.07-44,415.38

Finding the Fourth Proportional to 86,559.62, 129,838.07 and 44,415.38

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Solution

The fourth proportional to 86,559.62, 129,838.07 and 44,415.38 is: 66,622.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,559.62 : 129,838.07 = 44,415.38 : x
  2. Step 2: Convert to fraction form
    86,559.62/129,838.07 = 44,415.38/x
  3. Step 3: Cross multiply
    86,559.62x = 129,838.07 × 44,415.38
  4. Step 4: Simplify right side
    86,559.62x = 5,766,807,653.15
  5. Step 5: Solve for x
    x = 5,766,807,653.15/86,559.62
  6. Step 6: Final answer
    x = 66,622.38

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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.