Home / 118,631.46-177,723.65-58,589.66

Finding the Fourth Proportional to 118,631.46, 177,723.65 and 58,589.66

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Solution

The fourth proportional to 118,631.46, 177,723.65 and 58,589.66 is: 87,774.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,631.46 : 177,723.65 = 58,589.66 : x
  2. Step 2: Convert to fraction form
    118,631.46/177,723.65 = 58,589.66/x
  3. Step 3: Cross multiply
    118,631.46x = 177,723.65 × 58,589.66
  4. Step 4: Simplify right side
    118,631.46x = 10,412,768,818.24
  5. Step 5: Solve for x
    x = 10,412,768,818.24/118,631.46
  6. Step 6: Final answer
    x = 87,774.09

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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.