Home / 186,728.19-279,948.71-96,674.37

Finding the Fourth Proportional to 186,728.19, 279,948.71 and 96,674.37

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Solution

The fourth proportional to 186,728.19, 279,948.71 and 96,674.37 is: 144,937.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,728.19 : 279,948.71 = 96,674.37 : x
  2. Step 2: Convert to fraction form
    186,728.19/279,948.71 = 96,674.37/x
  3. Step 3: Cross multiply
    186,728.19x = 279,948.71 × 96,674.37
  4. Step 4: Simplify right side
    186,728.19x = 27,063,864,688.19
  5. Step 5: Solve for x
    x = 27,063,864,688.19/186,728.19
  6. Step 6: Final answer
    x = 144,937.22

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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.