Home / 147,849.18-204,031.71-79,866.14

Finding the Fourth Proportional to 147,849.18, 204,031.71 and 79,866.14

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Solution

The fourth proportional to 147,849.18, 204,031.71 and 79,866.14 is: 110,215.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,849.18 : 204,031.71 = 79,866.14 : x
  2. Step 2: Convert to fraction form
    147,849.18/204,031.71 = 79,866.14/x
  3. Step 3: Cross multiply
    147,849.18x = 204,031.71 × 79,866.14
  4. Step 4: Simplify right side
    147,849.18x = 16,295,225,115.30
  5. Step 5: Solve for x
    x = 16,295,225,115.30/147,849.18
  6. Step 6: Final answer
    x = 110,215.19

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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.