Home / 154,652.40-231,975.48-49,471.36

Finding the Fourth Proportional to 154,652.40, 231,975.48 and 49,471.36

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Solution

The fourth proportional to 154,652.40, 231,975.48 and 49,471.36 is: 74,206.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,652.40 : 231,975.48 = 49,471.36 : x
  2. Step 2: Convert to fraction form
    154,652.40/231,975.48 = 49,471.36/x
  3. Step 3: Cross multiply
    154,652.40x = 231,975.48 × 49,471.36
  4. Step 4: Simplify right side
    154,652.40x = 11,476,142,482.25
  5. Step 5: Solve for x
    x = 11,476,142,482.25/154,652.40
  6. Step 6: Final answer
    x = 74,206.04

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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.