Home / 147,822.64-204,031.70-84,198.04

Finding the Fourth Proportional to 147,822.64, 204,031.70 and 84,198.04

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Solution

The fourth proportional to 147,822.64, 204,031.70 and 84,198.04 is: 116,214.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,822.64 : 204,031.70 = 84,198.04 : x
  2. Step 2: Convert to fraction form
    147,822.64/204,031.70 = 84,198.04/x
  3. Step 3: Cross multiply
    147,822.64x = 204,031.70 × 84,198.04
  4. Step 4: Simplify right side
    147,822.64x = 17,179,069,237.87
  5. Step 5: Solve for x
    x = 17,179,069,237.87/147,822.64
  6. Step 6: Final answer
    x = 116,214.06

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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.