Home / 115,654.50-173,484.79-36,768.74

Finding the Fourth Proportional to 115,654.50, 173,484.79 and 36,768.74

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Solution

The fourth proportional to 115,654.50, 173,484.79 and 36,768.74 is: 55,154.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,654.50 : 173,484.79 = 36,768.74 : x
  2. Step 2: Convert to fraction form
    115,654.50/173,484.79 = 36,768.74/x
  3. Step 3: Cross multiply
    115,654.50x = 173,484.79 × 36,768.74
  4. Step 4: Simplify right side
    115,654.50x = 6,378,816,178.12
  5. Step 5: Solve for x
    x = 6,378,816,178.12/115,654.50
  6. Step 6: Final answer
    x = 55,154.07

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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.