Home / 88,287.70-132,316.35-40,897.30

Finding the Fourth Proportional to 88,287.70, 132,316.35 and 40,897.30

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Solution

The fourth proportional to 88,287.70, 132,316.35 and 40,897.30 is: 61,292.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,287.70 : 132,316.35 = 40,897.30 : x
  2. Step 2: Convert to fraction form
    88,287.70/132,316.35 = 40,897.30/x
  3. Step 3: Cross multiply
    88,287.70x = 132,316.35 × 40,897.30
  4. Step 4: Simplify right side
    88,287.70x = 5,411,381,460.86
  5. Step 5: Solve for x
    x = 5,411,381,460.86/88,287.70
  6. Step 6: Final answer
    x = 61,292.59

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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.