Home / 87,307.64-130,961.48-24,978.14

Finding the Fourth Proportional to 87,307.64, 130,961.48 and 24,978.14

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Solution

The fourth proportional to 87,307.64, 130,961.48 and 24,978.14 is: 37,467.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,307.64 : 130,961.48 = 24,978.14 : x
  2. Step 2: Convert to fraction form
    87,307.64/130,961.48 = 24,978.14/x
  3. Step 3: Cross multiply
    87,307.64x = 130,961.48 × 24,978.14
  4. Step 4: Simplify right side
    87,307.64x = 3,271,174,182.05
  5. Step 5: Solve for x
    x = 3,271,174,182.05/87,307.64
  6. Step 6: Final answer
    x = 37,467.22

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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.