Home / 86,168.18-129,293.58-44,615.18

Finding the Fourth Proportional to 86,168.18, 129,293.58 and 44,615.18

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Solution

The fourth proportional to 86,168.18, 129,293.58 and 44,615.18 is: 66,944.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,168.18 : 129,293.58 = 44,615.18 : x
  2. Step 2: Convert to fraction form
    86,168.18/129,293.58 = 44,615.18/x
  3. Step 3: Cross multiply
    86,168.18x = 129,293.58 × 44,615.18
  4. Step 4: Simplify right side
    86,168.18x = 5,768,456,344.54
  5. Step 5: Solve for x
    x = 5,768,456,344.54/86,168.18
  6. Step 6: Final answer
    x = 66,944.16

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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.