Home / 218,532.06-301,579.92-123,042.24

Finding the Fourth Proportional to 218,532.06, 301,579.92 and 123,042.24

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Solution

The fourth proportional to 218,532.06, 301,579.92 and 123,042.24 is: 169,801.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,532.06 : 301,579.92 = 123,042.24 : x
  2. Step 2: Convert to fraction form
    218,532.06/301,579.92 = 123,042.24/x
  3. Step 3: Cross multiply
    218,532.06x = 301,579.92 × 123,042.24
  4. Step 4: Simplify right side
    218,532.06x = 37,107,068,895.82
  5. Step 5: Solve for x
    x = 37,107,068,895.82/218,532.06
  6. Step 6: Final answer
    x = 169,801.49

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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.