Home / 86,178.36-129,252.93-23,834.28

Finding the Fourth Proportional to 86,178.36, 129,252.93 and 23,834.28

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Solution

The fourth proportional to 86,178.36, 129,252.93 and 23,834.28 is: 35,747.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,178.36 : 129,252.93 = 23,834.28 : x
  2. Step 2: Convert to fraction form
    86,178.36/129,252.93 = 23,834.28/x
  3. Step 3: Cross multiply
    86,178.36x = 129,252.93 × 23,834.28
  4. Step 4: Simplify right side
    86,178.36x = 3,080,650,524.44
  5. Step 5: Solve for x
    x = 3,080,650,524.44/86,178.36
  6. Step 6: Final answer
    x = 35,747.38

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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.