Home / 86,003.24-129,010.80-36,033.13

Finding the Fourth Proportional to 86,003.24, 129,010.80 and 36,033.13

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Solution

The fourth proportional to 86,003.24, 129,010.80 and 36,033.13 is: 54,052.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,003.24 : 129,010.80 = 36,033.13 : x
  2. Step 2: Convert to fraction form
    86,003.24/129,010.80 = 36,033.13/x
  3. Step 3: Cross multiply
    86,003.24x = 129,010.80 × 36,033.13
  4. Step 4: Simplify right side
    86,003.24x = 4,648,662,927.80
  5. Step 5: Solve for x
    x = 4,648,662,927.80/86,003.24
  6. Step 6: Final answer
    x = 54,052.18

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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.