Home / 88,057.90-132,143.55-48,643.30

Finding the Fourth Proportional to 88,057.90, 132,143.55 and 48,643.30

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Solution

The fourth proportional to 88,057.90, 132,143.55 and 48,643.30 is: 72,996.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,057.90 : 132,143.55 = 48,643.30 : x
  2. Step 2: Convert to fraction form
    88,057.90/132,143.55 = 48,643.30/x
  3. Step 3: Cross multiply
    88,057.90x = 132,143.55 × 48,643.30
  4. Step 4: Simplify right side
    88,057.90x = 6,427,898,345.72
  5. Step 5: Solve for x
    x = 6,427,898,345.72/88,057.90
  6. Step 6: Final answer
    x = 72,996.27

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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.