Home / 56,033.72-77,326.89-30,883.22

Finding the Fourth Proportional to 56,033.72, 77,326.89 and 30,883.22

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Solution

The fourth proportional to 56,033.72, 77,326.89 and 30,883.22 is: 42,619.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,033.72 : 77,326.89 = 30,883.22 : x
  2. Step 2: Convert to fraction form
    56,033.72/77,326.89 = 30,883.22/x
  3. Step 3: Cross multiply
    56,033.72x = 77,326.89 × 30,883.22
  4. Step 4: Simplify right side
    56,033.72x = 2,388,103,355.79
  5. Step 5: Solve for x
    x = 2,388,103,355.79/56,033.72
  6. Step 6: Final answer
    x = 42,619.04

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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.