Home / 123,865.88-185,798.04-35,119.38

Finding the Fourth Proportional to 123,865.88, 185,798.04 and 35,119.38

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Solution

The fourth proportional to 123,865.88, 185,798.04 and 35,119.38 is: 52,678.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,865.88 : 185,798.04 = 35,119.38 : x
  2. Step 2: Convert to fraction form
    123,865.88/185,798.04 = 35,119.38/x
  3. Step 3: Cross multiply
    123,865.88x = 185,798.04 × 35,119.38
  4. Step 4: Simplify right side
    123,865.88x = 6,525,111,970.02
  5. Step 5: Solve for x
    x = 6,525,111,970.02/123,865.88
  6. Step 6: Final answer
    x = 52,678.85

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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.