Home / 154,437.16-231,673.02-49,231.72

Finding the Fourth Proportional to 154,437.16, 231,673.02 and 49,231.72

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Solution

The fourth proportional to 154,437.16, 231,673.02 and 49,231.72 is: 73,853.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,437.16 : 231,673.02 = 49,231.72 : x
  2. Step 2: Convert to fraction form
    154,437.16/231,673.02 = 49,231.72/x
  3. Step 3: Cross multiply
    154,437.16x = 231,673.02 × 49,231.72
  4. Step 4: Simplify right side
    154,437.16x = 11,405,661,252.19
  5. Step 5: Solve for x
    x = 11,405,661,252.19/154,437.16
  6. Step 6: Final answer
    x = 73,853.09

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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.