Home / 42,490.63-58,638.49-23,371.21

Finding the Fourth Proportional to 42,490.63, 58,638.49 and 23,371.21

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Solution

The fourth proportional to 42,490.63, 58,638.49 and 23,371.21 is: 32,253.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,490.63 : 58,638.49 = 23,371.21 : x
  2. Step 2: Convert to fraction form
    42,490.63/58,638.49 = 23,371.21/x
  3. Step 3: Cross multiply
    42,490.63x = 58,638.49 × 23,371.21
  4. Step 4: Simplify right side
    42,490.63x = 1,370,452,463.87
  5. Step 5: Solve for x
    x = 1,370,452,463.87/42,490.63
  6. Step 6: Final answer
    x = 32,253.05

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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.