Home / 88,610.04-132,915.06-26,280

Finding the Fourth Proportional to 88,610.04, 132,915.06 and 26,280

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Solution

The fourth proportional to 88,610.04, 132,915.06 and 26,280 is: 39,420

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,610.04 : 132,915.06 = 26,280 : x
  2. Step 2: Convert to fraction form
    88,610.04/132,915.06 = 26,280/x
  3. Step 3: Cross multiply
    88,610.04x = 132,915.06 × 26,280
  4. Step 4: Simplify right side
    88,610.04x = 3,493,007,776.80
  5. Step 5: Solve for x
    x = 3,493,007,776.80/88,610.04
  6. Step 6: Final answer
    x = 39,420

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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.