Home / 118,234.74-163,167.41-64,523.22

Finding the Fourth Proportional to 118,234.74, 163,167.41 and 64,523.22

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Solution

The fourth proportional to 118,234.74, 163,167.41 and 64,523.22 is: 89,043.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,234.74 : 163,167.41 = 64,523.22 : x
  2. Step 2: Convert to fraction form
    118,234.74/163,167.41 = 64,523.22/x
  3. Step 3: Cross multiply
    118,234.74x = 163,167.41 × 64,523.22
  4. Step 4: Simplify right side
    118,234.74x = 10,528,086,369.64
  5. Step 5: Solve for x
    x = 10,528,086,369.64/118,234.74
  6. Step 6: Final answer
    x = 89,043.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.