Home / 108,780.66-163,170.33-59,176.02

Finding the Fourth Proportional to 108,780.66, 163,170.33 and 59,176.02

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Solution

The fourth proportional to 108,780.66, 163,170.33 and 59,176.02 is: 88,763.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,780.66 : 163,170.33 = 59,176.02 : x
  2. Step 2: Convert to fraction form
    108,780.66/163,170.33 = 59,176.02/x
  3. Step 3: Cross multiply
    108,780.66x = 163,170.33 × 59,176.02
  4. Step 4: Simplify right side
    108,780.66x = 9,655,770,711.49
  5. Step 5: Solve for x
    x = 9,655,770,711.49/108,780.66
  6. Step 6: Final answer
    x = 88,763.67

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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.