Home / 42,789.28-59,049.21-23,926.45

Finding the Fourth Proportional to 42,789.28, 59,049.21 and 23,926.45

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Solution

The fourth proportional to 42,789.28, 59,049.21 and 23,926.45 is: 33,018.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,789.28 : 59,049.21 = 23,926.45 : x
  2. Step 2: Convert to fraction form
    42,789.28/59,049.21 = 23,926.45/x
  3. Step 3: Cross multiply
    42,789.28x = 59,049.21 × 23,926.45
  4. Step 4: Simplify right side
    42,789.28x = 1,412,837,970.60
  5. Step 5: Solve for x
    x = 1,412,837,970.60/42,789.28
  6. Step 6: Final answer
    x = 33,018.50

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