Home / 185,680.80-278,521.20-52,559.33

Finding the Fourth Proportional to 185,680.80, 278,521.20 and 52,559.33

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Solution

The fourth proportional to 185,680.80, 278,521.20 and 52,559.33 is: 78,838.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,680.80 : 278,521.20 = 52,559.33 : x
  2. Step 2: Convert to fraction form
    185,680.80/278,521.20 = 52,559.33/x
  3. Step 3: Cross multiply
    185,680.80x = 278,521.20 × 52,559.33
  4. Step 4: Simplify right side
    185,680.80x = 14,638,886,270.19
  5. Step 5: Solve for x
    x = 14,638,886,270.19/185,680.80
  6. Step 6: Final answer
    x = 78,838.99

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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.