Home / 39,817.80-59,640.30-34,633.80

Finding the Fourth Proportional to 39,817.80, 59,640.30 and 34,633.80

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Solution

The fourth proportional to 39,817.80, 59,640.30 and 34,633.80 is: 51,875.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,817.80 : 59,640.30 = 34,633.80 : x
  2. Step 2: Convert to fraction form
    39,817.80/59,640.30 = 34,633.80/x
  3. Step 3: Cross multiply
    39,817.80x = 59,640.30 × 34,633.80
  4. Step 4: Simplify right side
    39,817.80x = 2,065,570,222.14
  5. Step 5: Solve for x
    x = 2,065,570,222.14/39,817.80
  6. Step 6: Final answer
    x = 51,875.55

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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.