Home / 39,780.06-59,583.69-38,674.14

Finding the Fourth Proportional to 39,780.06, 59,583.69 and 38,674.14

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Solution

The fourth proportional to 39,780.06, 59,583.69 and 38,674.14 is: 57,927.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,780.06 : 59,583.69 = 38,674.14 : x
  2. Step 2: Convert to fraction form
    39,780.06/59,583.69 = 38,674.14/x
  3. Step 3: Cross multiply
    39,780.06x = 59,583.69 × 38,674.14
  4. Step 4: Simplify right side
    39,780.06x = 2,304,347,968.78
  5. Step 5: Solve for x
    x = 2,304,347,968.78/39,780.06
  6. Step 6: Final answer
    x = 57,927.21

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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.