Home / 55,508.07-83,274.39-25,909.74

Finding the Fourth Proportional to 55,508.07, 83,274.39 and 25,909.74

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Solution

The fourth proportional to 55,508.07, 83,274.39 and 25,909.74 is: 38,870.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,508.07 : 83,274.39 = 25,909.74 : x
  2. Step 2: Convert to fraction form
    55,508.07/83,274.39 = 25,909.74/x
  3. Step 3: Cross multiply
    55,508.07x = 83,274.39 × 25,909.74
  4. Step 4: Simplify right side
    55,508.07x = 2,157,617,793.56
  5. Step 5: Solve for x
    x = 2,157,617,793.56/55,508.07
  6. Step 6: Final answer
    x = 38,870.34

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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.