Home / 154,447.96-231,430.02-123,274.84

Finding the Fourth Proportional to 154,447.96, 231,430.02 and 123,274.84

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Solution

The fourth proportional to 154,447.96, 231,430.02 and 123,274.84 is: 184,719.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,447.96 : 231,430.02 = 123,274.84 : x
  2. Step 2: Convert to fraction form
    154,447.96/231,430.02 = 123,274.84/x
  3. Step 3: Cross multiply
    154,447.96x = 231,430.02 × 123,274.84
  4. Step 4: Simplify right side
    154,447.96x = 28,529,498,686.70
  5. Step 5: Solve for x
    x = 28,529,498,686.70/154,447.96
  6. Step 6: Final answer
    x = 184,719.17

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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.