Home / 115,050.42-172,583.07-36,167.70

Finding the Fourth Proportional to 115,050.42, 172,583.07 and 36,167.70

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Solution

The fourth proportional to 115,050.42, 172,583.07 and 36,167.70 is: 54,253.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,050.42 : 172,583.07 = 36,167.70 : x
  2. Step 2: Convert to fraction form
    115,050.42/172,583.07 = 36,167.70/x
  3. Step 3: Cross multiply
    115,050.42x = 172,583.07 × 36,167.70
  4. Step 4: Simplify right side
    115,050.42x = 6,241,932,700.84
  5. Step 5: Solve for x
    x = 6,241,932,700.84/115,050.42
  6. Step 6: Final answer
    x = 54,253.89

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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.