Home / 42,491.24-58,614-25,490.96

Finding the Fourth Proportional to 42,491.24, 58,614 and 25,490.96

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Solution

The fourth proportional to 42,491.24, 58,614 and 25,490.96 is: 35,163.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,491.24 : 58,614 = 25,490.96 : x
  2. Step 2: Convert to fraction form
    42,491.24/58,614 = 25,490.96/x
  3. Step 3: Cross multiply
    42,491.24x = 58,614 × 25,490.96
  4. Step 4: Simplify right side
    42,491.24x = 1,494,127,129.44
  5. Step 5: Solve for x
    x = 1,494,127,129.44/42,491.24
  6. Step 6: Final answer
    x = 35,163.18

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1.5x scale

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.