Home / 62,828.81-86,704.25-34,534.49

Finding the Fourth Proportional to 62,828.81, 86,704.25 and 34,534.49

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Solution

The fourth proportional to 62,828.81, 86,704.25 and 34,534.49 is: 47,657.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,828.81 : 86,704.25 = 34,534.49 : x
  2. Step 2: Convert to fraction form
    62,828.81/86,704.25 = 34,534.49/x
  3. Step 3: Cross multiply
    62,828.81x = 86,704.25 × 34,534.49
  4. Step 4: Simplify right side
    62,828.81x = 2,994,287,098.67
  5. Step 5: Solve for x
    x = 2,994,287,098.67/62,828.81
  6. Step 6: Final answer
    x = 47,657.87

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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.