Home / 148,102.64-204,376.56-84,460.92

Finding the Fourth Proportional to 148,102.64, 204,376.56 and 84,460.92

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Solution

The fourth proportional to 148,102.64, 204,376.56 and 84,460.92 is: 116,553.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,102.64 : 204,376.56 = 84,460.92 : x
  2. Step 2: Convert to fraction form
    148,102.64/204,376.56 = 84,460.92/x
  3. Step 3: Cross multiply
    148,102.64x = 204,376.56 × 84,460.92
  4. Step 4: Simplify right side
    148,102.64x = 17,261,832,284.04
  5. Step 5: Solve for x
    x = 17,261,832,284.04/148,102.64
  6. Step 6: Final answer
    x = 116,553.17

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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.