Home / 154,865.55-232,249.11-105,264.39

Finding the Fourth Proportional to 154,865.55, 232,249.11 and 105,264.39

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Solution

The fourth proportional to 154,865.55, 232,249.11 and 105,264.39 is: 157,863.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,865.55 : 232,249.11 = 105,264.39 : x
  2. Step 2: Convert to fraction form
    154,865.55/232,249.11 = 105,264.39/x
  3. Step 3: Cross multiply
    154,865.55x = 232,249.11 × 105,264.39
  4. Step 4: Simplify right side
    154,865.55x = 24,447,561,368.39
  5. Step 5: Solve for x
    x = 24,447,561,368.39/154,865.55
  6. Step 6: Final answer
    x = 157,863.13

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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.