Home / 88,564.20-132,802.55-38,622.63

Finding the Fourth Proportional to 88,564.20, 132,802.55 and 38,622.63

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Solution

The fourth proportional to 88,564.20, 132,802.55 and 38,622.63 is: 57,914.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,564.20 : 132,802.55 = 38,622.63 : x
  2. Step 2: Convert to fraction form
    88,564.20/132,802.55 = 38,622.63/x
  3. Step 3: Cross multiply
    88,564.20x = 132,802.55 × 38,622.63
  4. Step 4: Simplify right side
    88,564.20x = 5,129,183,751.71
  5. Step 5: Solve for x
    x = 5,129,183,751.71/88,564.20
  6. Step 6: Final answer
    x = 57,914.87

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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.