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Finding the Fourth Proportional to 56,023.95, 83,978.94 and 22,313.85

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Solution

The fourth proportional to 56,023.95, 83,978.94 and 22,313.85 is: 33,448.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,023.95 : 83,978.94 = 22,313.85 : x
  2. Step 2: Convert to fraction form
    56,023.95/83,978.94 = 22,313.85/x
  3. Step 3: Cross multiply
    56,023.95x = 83,978.94 × 22,313.85
  4. Step 4: Simplify right side
    56,023.95x = 1,873,893,470.32
  5. Step 5: Solve for x
    x = 1,873,893,470.32/56,023.95
  6. Step 6: Final answer
    x = 33,448.08

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.