Home / 186,521.28-279,864.54-97,753.56

Finding the Fourth Proportional to 186,521.28, 279,864.54 and 97,753.56

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Solution

The fourth proportional to 186,521.28, 279,864.54 and 97,753.56 is: 146,673.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,521.28 : 279,864.54 = 97,753.56 : x
  2. Step 2: Convert to fraction form
    186,521.28/279,864.54 = 97,753.56/x
  3. Step 3: Cross multiply
    186,521.28x = 279,864.54 × 97,753.56
  4. Step 4: Simplify right side
    186,521.28x = 27,357,755,102.76
  5. Step 5: Solve for x
    x = 27,357,755,102.76/186,521.28
  6. Step 6: Final answer
    x = 146,673.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.