Home / 88,326.40-132,546.30-48,911.80

Finding the Fourth Proportional to 88,326.40, 132,546.30 and 48,911.80

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Solution

The fourth proportional to 88,326.40, 132,546.30 and 48,911.80 is: 73,399.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,326.40 : 132,546.30 = 48,911.80 : x
  2. Step 2: Convert to fraction form
    88,326.40/132,546.30 = 48,911.80/x
  3. Step 3: Cross multiply
    88,326.40x = 132,546.30 × 48,911.80
  4. Step 4: Simplify right side
    88,326.40x = 6,483,078,116.34
  5. Step 5: Solve for x
    x = 6,483,078,116.34/88,326.40
  6. Step 6: Final answer
    x = 73,399.10

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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.