Home / 96,939-145,392.12-26,818.56

Finding the Fourth Proportional to 96,939, 145,392.12 and 26,818.56

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Solution

The fourth proportional to 96,939, 145,392.12 and 26,818.56 is: 40,223.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,939 : 145,392.12 = 26,818.56 : x
  2. Step 2: Convert to fraction form
    96,939/145,392.12 = 26,818.56/x
  3. Step 3: Cross multiply
    96,939x = 145,392.12 × 26,818.56
  4. Step 4: Simplify right side
    96,939x = 3,899,207,293.75
  5. Step 5: Solve for x
    x = 3,899,207,293.75/96,939
  6. Step 6: Final answer
    x = 40,223.31

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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.