Home / 147,949.96-204,156.30-84,283.96

Finding the Fourth Proportional to 147,949.96, 204,156.30 and 84,283.96

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Solution

The fourth proportional to 147,949.96, 204,156.30 and 84,283.96 is: 116,303.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,949.96 : 204,156.30 = 84,283.96 : x
  2. Step 2: Convert to fraction form
    147,949.96/204,156.30 = 84,283.96/x
  3. Step 3: Cross multiply
    147,949.96x = 204,156.30 × 84,283.96
  4. Step 4: Simplify right side
    147,949.96x = 17,207,101,422.95
  5. Step 5: Solve for x
    x = 17,207,101,422.95/147,949.96
  6. Step 6: Final answer
    x = 116,303.52

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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.