Home / 202,609.24-279,600.06-111,962.68

Finding the Fourth Proportional to 202,609.24, 279,600.06 and 111,962.68

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Solution

The fourth proportional to 202,609.24, 279,600.06 and 111,962.68 is: 154,508.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,609.24 : 279,600.06 = 111,962.68 : x
  2. Step 2: Convert to fraction form
    202,609.24/279,600.06 = 111,962.68/x
  3. Step 3: Cross multiply
    202,609.24x = 279,600.06 × 111,962.68
  4. Step 4: Simplify right side
    202,609.24x = 31,304,772,045.76
  5. Step 5: Solve for x
    x = 31,304,772,045.76/202,609.24
  6. Step 6: Final answer
    x = 154,508.12

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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.