Home / 154,326.16-231,506.22-49,120.48

Finding the Fourth Proportional to 154,326.16, 231,506.22 and 49,120.48

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Solution

The fourth proportional to 154,326.16, 231,506.22 and 49,120.48 is: 73,686.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,326.16 : 231,506.22 = 49,120.48 : x
  2. Step 2: Convert to fraction form
    154,326.16/231,506.22 = 49,120.48/x
  3. Step 3: Cross multiply
    154,326.16x = 231,506.22 × 49,120.48
  4. Step 4: Simplify right side
    154,326.16x = 11,371,696,649.39
  5. Step 5: Solve for x
    x = 11,371,696,649.39/154,326.16
  6. Step 6: Final answer
    x = 73,686.12

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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.