Home / 175,625.42-263,438.13-42,505.68

Finding the Fourth Proportional to 175,625.42, 263,438.13 and 42,505.68

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Solution

The fourth proportional to 175,625.42, 263,438.13 and 42,505.68 is: 63,758.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,625.42 : 263,438.13 = 42,505.68 : x
  2. Step 2: Convert to fraction form
    175,625.42/263,438.13 = 42,505.68/x
  3. Step 3: Cross multiply
    175,625.42x = 263,438.13 × 42,505.68
  4. Step 4: Simplify right side
    175,625.42x = 11,197,616,853.58
  5. Step 5: Solve for x
    x = 11,197,616,853.58/175,625.42
  6. Step 6: Final answer
    x = 63,758.52

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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.