Home / 123,724.16-185,583.96-39,483.65

Finding the Fourth Proportional to 123,724.16, 185,583.96 and 39,483.65

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Solution

The fourth proportional to 123,724.16, 185,583.96 and 39,483.65 is: 59,224.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,724.16 : 185,583.96 = 39,483.65 : x
  2. Step 2: Convert to fraction form
    123,724.16/185,583.96 = 39,483.65/x
  3. Step 3: Cross multiply
    123,724.16x = 185,583.96 × 39,483.65
  4. Step 4: Simplify right side
    123,724.16x = 7,327,532,586.21
  5. Step 5: Solve for x
    x = 7,327,532,586.21/123,724.16
  6. Step 6: Final answer
    x = 59,224.75

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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.