Home / 114,703.11-172,046.16-48,140.55

Finding the Fourth Proportional to 114,703.11, 172,046.16 and 48,140.55

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Solution

The fourth proportional to 114,703.11, 172,046.16 and 48,140.55 is: 72,207.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,703.11 : 172,046.16 = 48,140.55 : x
  2. Step 2: Convert to fraction form
    114,703.11/172,046.16 = 48,140.55/x
  3. Step 3: Cross multiply
    114,703.11x = 172,046.16 × 48,140.55
  4. Step 4: Simplify right side
    114,703.11x = 8,282,396,767.79
  5. Step 5: Solve for x
    x = 8,282,396,767.79/114,703.11
  6. Step 6: Final answer
    x = 72,207.26

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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.