Home / 87,137.64-130,703.73-24,808.14

Finding the Fourth Proportional to 87,137.64, 130,703.73 and 24,808.14

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Solution

The fourth proportional to 87,137.64, 130,703.73 and 24,808.14 is: 37,211.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,137.64 : 130,703.73 = 24,808.14 : x
  2. Step 2: Convert to fraction form
    87,137.64/130,703.73 = 24,808.14/x
  3. Step 3: Cross multiply
    87,137.64x = 130,703.73 × 24,808.14
  4. Step 4: Simplify right side
    87,137.64x = 3,242,516,339.33
  5. Step 5: Solve for x
    x = 3,242,516,339.33/87,137.64
  6. Step 6: Final answer
    x = 37,211.43

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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.