Home / 54,235.70-81,426.45-34,601.30

Finding the Fourth Proportional to 54,235.70, 81,426.45 and 34,601.30

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Solution

The fourth proportional to 54,235.70, 81,426.45 and 34,601.30 is: 51,948.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,235.70 : 81,426.45 = 34,601.30 : x
  2. Step 2: Convert to fraction form
    54,235.70/81,426.45 = 34,601.30/x
  3. Step 3: Cross multiply
    54,235.70x = 81,426.45 × 34,601.30
  4. Step 4: Simplify right side
    54,235.70x = 2,817,461,024.39
  5. Step 5: Solve for x
    x = 2,817,461,024.39/54,235.70
  6. Step 6: Final answer
    x = 51,948.46

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Why These Related Problems?

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