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Finding the Fourth Proportional to 153,331.62, 229,924.59 and 53,479.68

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Solution

The fourth proportional to 153,331.62, 229,924.59 and 53,479.68 is: 80,194.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,331.62 : 229,924.59 = 53,479.68 : x
  2. Step 2: Convert to fraction form
    153,331.62/229,924.59 = 53,479.68/x
  3. Step 3: Cross multiply
    153,331.62x = 229,924.59 × 53,479.68
  4. Step 4: Simplify right side
    153,331.62x = 12,296,293,497.33
  5. Step 5: Solve for x
    x = 12,296,293,497.33/153,331.62
  6. Step 6: Final answer
    x = 80,194.11

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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.