Home / 109,048.20-163,550.70-52,888.20

Finding the Fourth Proportional to 109,048.20, 163,550.70 and 52,888.20

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Solution

The fourth proportional to 109,048.20, 163,550.70 and 52,888.20 is: 79,321.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,048.20 : 163,550.70 = 52,888.20 : x
  2. Step 2: Convert to fraction form
    109,048.20/163,550.70 = 52,888.20/x
  3. Step 3: Cross multiply
    109,048.20x = 163,550.70 × 52,888.20
  4. Step 4: Simplify right side
    109,048.20x = 8,649,902,131.74
  5. Step 5: Solve for x
    x = 8,649,902,131.74/109,048.20
  6. Step 6: Final answer
    x = 79,321.82

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1.5x scale

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.