Home / 186,053.78-278,729.48-109,925.16

Finding the Fourth Proportional to 186,053.78, 278,729.48 and 109,925.16

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Solution

The fourth proportional to 186,053.78, 278,729.48 and 109,925.16 is: 164,680.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,053.78 : 278,729.48 = 109,925.16 : x
  2. Step 2: Convert to fraction form
    186,053.78/278,729.48 = 109,925.16/x
  3. Step 3: Cross multiply
    186,053.78x = 278,729.48 × 109,925.16
  4. Step 4: Simplify right side
    186,053.78x = 30,639,382,685.72
  5. Step 5: Solve for x
    x = 30,639,382,685.72/186,053.78
  6. Step 6: Final answer
    x = 164,680.25

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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.