Home / 79,237.38-109,348.44-43,426.62

Finding the Fourth Proportional to 79,237.38, 109,348.44 and 43,426.62

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Solution

The fourth proportional to 79,237.38, 109,348.44 and 43,426.62 is: 59,929.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,237.38 : 109,348.44 = 43,426.62 : x
  2. Step 2: Convert to fraction form
    79,237.38/109,348.44 = 43,426.62/x
  3. Step 3: Cross multiply
    79,237.38x = 109,348.44 × 43,426.62
  4. Step 4: Simplify right side
    79,237.38x = 4,748,633,151.47
  5. Step 5: Solve for x
    x = 4,748,633,151.47/79,237.38
  6. Step 6: Final answer
    x = 59,929.20

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1.5x scale

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.