Home / 102,095.43-153,143.28-27,211.74

Finding the Fourth Proportional to 102,095.43, 153,143.28 and 27,211.74

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Solution

The fourth proportional to 102,095.43, 153,143.28 and 27,211.74 is: 40,817.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,095.43 : 153,143.28 = 27,211.74 : x
  2. Step 2: Convert to fraction form
    102,095.43/153,143.28 = 27,211.74/x
  3. Step 3: Cross multiply
    102,095.43x = 153,143.28 × 27,211.74
  4. Step 4: Simplify right side
    102,095.43x = 4,167,295,118.11
  5. Step 5: Solve for x
    x = 4,167,295,118.11/102,095.43
  6. Step 6: Final answer
    x = 40,817.65

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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.