Home / 106,002.16-159,001.62-27,115.72

Finding the Fourth Proportional to 106,002.16, 159,001.62 and 27,115.72

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Solution

The fourth proportional to 106,002.16, 159,001.62 and 27,115.72 is: 40,673.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,002.16 : 159,001.62 = 27,115.72 : x
  2. Step 2: Convert to fraction form
    106,002.16/159,001.62 = 27,115.72/x
  3. Step 3: Cross multiply
    106,002.16x = 159,001.62 × 27,115.72
  4. Step 4: Simplify right side
    106,002.16x = 4,311,443,407.47
  5. Step 5: Solve for x
    x = 4,311,443,407.47/106,002.16
  6. Step 6: Final answer
    x = 40,673.17

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1.5x scale

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.