Home / 40,788.08-56,287.22-22,883.08

Finding the Fourth Proportional to 40,788.08, 56,287.22 and 22,883.08

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Solution

The fourth proportional to 40,788.08, 56,287.22 and 22,883.08 is: 31,578.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,788.08 : 56,287.22 = 22,883.08 : x
  2. Step 2: Convert to fraction form
    40,788.08/56,287.22 = 22,883.08/x
  3. Step 3: Cross multiply
    40,788.08x = 56,287.22 × 22,883.08
  4. Step 4: Simplify right side
    40,788.08x = 1,288,024,703.10
  5. Step 5: Solve for x
    x = 1,288,024,703.10/40,788.08
  6. Step 6: Final answer
    x = 31,578.46

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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.