Home / 115,780.60-173,654.70-36,902.80

Finding the Fourth Proportional to 115,780.60, 173,654.70 and 36,902.80

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Solution

The fourth proportional to 115,780.60, 173,654.70 and 36,902.80 is: 55,349.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,780.60 : 173,654.70 = 36,902.80 : x
  2. Step 2: Convert to fraction form
    115,780.60/173,654.70 = 36,902.80/x
  3. Step 3: Cross multiply
    115,780.60x = 173,654.70 × 36,902.80
  4. Step 4: Simplify right side
    115,780.60x = 6,408,344,663.16
  5. Step 5: Solve for x
    x = 6,408,344,663.16/115,780.60
  6. Step 6: Final answer
    x = 55,349.04

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1.5x scale

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.