Home / 33,009.90-49,514.85-30,288.30

Finding the Fourth Proportional to 33,009.90, 49,514.85 and 30,288.30

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Solution

The fourth proportional to 33,009.90, 49,514.85 and 30,288.30 is: 45,432.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,009.90 : 49,514.85 = 30,288.30 : x
  2. Step 2: Convert to fraction form
    33,009.90/49,514.85 = 30,288.30/x
  3. Step 3: Cross multiply
    33,009.90x = 49,514.85 × 30,288.30
  4. Step 4: Simplify right side
    33,009.90x = 1,499,720,631.26
  5. Step 5: Solve for x
    x = 1,499,720,631.26/33,009.90
  6. Step 6: Final answer
    x = 45,432.45

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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.