Home / 148,071.04-204,338.07-83,553.96

Finding the Fourth Proportional to 148,071.04, 204,338.07 and 83,553.96

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Solution

The fourth proportional to 148,071.04, 204,338.07 and 83,553.96 is: 115,304.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,071.04 : 204,338.07 = 83,553.96 : x
  2. Step 2: Convert to fraction form
    148,071.04/204,338.07 = 83,553.96/x
  3. Step 3: Cross multiply
    148,071.04x = 204,338.07 × 83,553.96
  4. Step 4: Simplify right side
    148,071.04x = 17,073,254,927.26
  5. Step 5: Solve for x
    x = 17,073,254,927.26/148,071.04
  6. Step 6: Final answer
    x = 115,304.48

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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.