Home / 86,759.08-130,127.10-24,434.44

Finding the Fourth Proportional to 86,759.08, 130,127.10 and 24,434.44

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Solution

The fourth proportional to 86,759.08, 130,127.10 and 24,434.44 is: 36,648.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,759.08 : 130,127.10 = 24,434.44 : x
  2. Step 2: Convert to fraction form
    86,759.08/130,127.10 = 24,434.44/x
  3. Step 3: Cross multiply
    86,759.08x = 130,127.10 × 24,434.44
  4. Step 4: Simplify right side
    86,759.08x = 3,179,582,817.32
  5. Step 5: Solve for x
    x = 3,179,582,817.32/86,759.08
  6. Step 6: Final answer
    x = 36,648.42

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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.