Home / 183,463.40-275,195.10-121,133.90

Finding the Fourth Proportional to 183,463.40, 275,195.10 and 121,133.90

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Solution

The fourth proportional to 183,463.40, 275,195.10 and 121,133.90 is: 181,700.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,463.40 : 275,195.10 = 121,133.90 : x
  2. Step 2: Convert to fraction form
    183,463.40/275,195.10 = 121,133.90/x
  3. Step 3: Cross multiply
    183,463.40x = 275,195.10 × 121,133.90
  4. Step 4: Simplify right side
    183,463.40x = 33,335,455,723.89
  5. Step 5: Solve for x
    x = 33,335,455,723.89/183,463.40
  6. Step 6: Final answer
    x = 181,700.85

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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.