Home / 186,828.94-280,287.88-60,469.18

Finding the Fourth Proportional to 186,828.94, 280,287.88 and 60,469.18

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Solution

The fourth proportional to 186,828.94, 280,287.88 and 60,469.18 is: 90,718.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,828.94 : 280,287.88 = 60,469.18 : x
  2. Step 2: Convert to fraction form
    186,828.94/280,287.88 = 60,469.18/x
  3. Step 3: Cross multiply
    186,828.94x = 280,287.88 × 60,469.18
  4. Step 4: Simplify right side
    186,828.94x = 16,948,778,267.54
  5. Step 5: Solve for x
    x = 16,948,778,267.54/186,828.94
  6. Step 6: Final answer
    x = 90,718.16

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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.