Home / 88,780.64-133,169.68-22,220.48

Finding the Fourth Proportional to 88,780.64, 133,169.68 and 22,220.48

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Solution

The fourth proportional to 88,780.64, 133,169.68 and 22,220.48 is: 33,330.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,780.64 : 133,169.68 = 22,220.48 : x
  2. Step 2: Convert to fraction form
    88,780.64/133,169.68 = 22,220.48/x
  3. Step 3: Cross multiply
    88,780.64x = 133,169.68 × 22,220.48
  4. Step 4: Simplify right side
    88,780.64x = 2,959,094,211.05
  5. Step 5: Solve for x
    x = 2,959,094,211.05/88,780.64
  6. Step 6: Final answer
    x = 33,330.40

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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.