Home / 88,503.12-132,700.18-43,467.20

Finding the Fourth Proportional to 88,503.12, 132,700.18 and 43,467.20

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Solution

The fourth proportional to 88,503.12, 132,700.18 and 43,467.20 is: 65,174.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,503.12 : 132,700.18 = 43,467.20 : x
  2. Step 2: Convert to fraction form
    88,503.12/132,700.18 = 43,467.20/x
  3. Step 3: Cross multiply
    88,503.12x = 132,700.18 × 43,467.20
  4. Step 4: Simplify right side
    88,503.12x = 5,768,105,264.10
  5. Step 5: Solve for x
    x = 5,768,105,264.10/88,503.12
  6. Step 6: Final answer
    x = 65,174.03

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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.