Home / 154,788.86-232,167.72-42,480.36

Finding the Fourth Proportional to 154,788.86, 232,167.72 and 42,480.36

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Solution

The fourth proportional to 154,788.86, 232,167.72 and 42,480.36 is: 63,716.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,788.86 : 232,167.72 = 42,480.36 : x
  2. Step 2: Convert to fraction form
    154,788.86/232,167.72 = 42,480.36/x
  3. Step 3: Cross multiply
    154,788.86x = 232,167.72 × 42,480.36
  4. Step 4: Simplify right side
    154,788.86x = 9,862,568,325.98
  5. Step 5: Solve for x
    x = 9,862,568,325.98/154,788.86
  6. Step 6: Final answer
    x = 63,716.27

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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.