Home / 154,796.74-232,195.34-42,478.49

Finding the Fourth Proportional to 154,796.74, 232,195.34 and 42,478.49

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Solution

The fourth proportional to 154,796.74, 232,195.34 and 42,478.49 is: 63,717.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,796.74 : 232,195.34 = 42,478.49 : x
  2. Step 2: Convert to fraction form
    154,796.74/232,195.34 = 42,478.49/x
  3. Step 3: Cross multiply
    154,796.74x = 232,195.34 × 42,478.49
  4. Step 4: Simplify right side
    154,796.74x = 9,863,308,114.92
  5. Step 5: Solve for x
    x = 9,863,308,114.92/154,796.74
  6. Step 6: Final answer
    x = 63,717.80

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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.