Home / 45,283.79-62,491.10-25,139.90

Finding the Fourth Proportional to 45,283.79, 62,491.10 and 25,139.90

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Solution

The fourth proportional to 45,283.79, 62,491.10 and 25,139.90 is: 34,692.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,283.79 : 62,491.10 = 25,139.90 : x
  2. Step 2: Convert to fraction form
    45,283.79/62,491.10 = 25,139.90/x
  3. Step 3: Cross multiply
    45,283.79x = 62,491.10 × 25,139.90
  4. Step 4: Simplify right side
    45,283.79x = 1,571,020,035.42
  5. Step 5: Solve for x
    x = 1,571,020,035.42/45,283.79
  6. Step 6: Final answer
    x = 34,692.77

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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.