Home / 56,884.26-78,515.90-33,018.63

Finding the Fourth Proportional to 56,884.26, 78,515.90 and 33,018.63

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Solution

The fourth proportional to 56,884.26, 78,515.90 and 33,018.63 is: 45,574.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,884.26 : 78,515.90 = 33,018.63 : x
  2. Step 2: Convert to fraction form
    56,884.26/78,515.90 = 33,018.63/x
  3. Step 3: Cross multiply
    56,884.26x = 78,515.90 × 33,018.63
  4. Step 4: Simplify right side
    56,884.26x = 2,592,487,451.22
  5. Step 5: Solve for x
    x = 2,592,487,451.22/56,884.26
  6. Step 6: Final answer
    x = 45,574.78

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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.