Home / 54,590.27-75,336.04-30,717.79

Finding the Fourth Proportional to 54,590.27, 75,336.04 and 30,717.79

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Solution

The fourth proportional to 54,590.27, 75,336.04 and 30,717.79 is: 42,391.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,590.27 : 75,336.04 = 30,717.79 : x
  2. Step 2: Convert to fraction form
    54,590.27/75,336.04 = 30,717.79/x
  3. Step 3: Cross multiply
    54,590.27x = 75,336.04 × 30,717.79
  4. Step 4: Simplify right side
    54,590.27x = 2,314,156,656.15
  5. Step 5: Solve for x
    x = 2,314,156,656.15/54,590.27
  6. Step 6: Final answer
    x = 42,391.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.