Home / 56,213.46-77,565.36-33,240.09

Finding the Fourth Proportional to 56,213.46, 77,565.36 and 33,240.09

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Solution

The fourth proportional to 56,213.46, 77,565.36 and 33,240.09 is: 45,865.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,213.46 : 77,565.36 = 33,240.09 : x
  2. Step 2: Convert to fraction form
    56,213.46/77,565.36 = 33,240.09/x
  3. Step 3: Cross multiply
    56,213.46x = 77,565.36 × 33,240.09
  4. Step 4: Simplify right side
    56,213.46x = 2,578,279,381.08
  5. Step 5: Solve for x
    x = 2,578,279,381.08/56,213.46
  6. Step 6: Final answer
    x = 45,865.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.