Home / 154,829.85-213,418.26-116,531.82

Finding the Fourth Proportional to 154,829.85, 213,418.26 and 116,531.82

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Solution

The fourth proportional to 154,829.85, 213,418.26 and 116,531.82 is: 160,628.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,829.85 : 213,418.26 = 116,531.82 : x
  2. Step 2: Convert to fraction form
    154,829.85/213,418.26 = 116,531.82/x
  3. Step 3: Cross multiply
    154,829.85x = 213,418.26 × 116,531.82
  4. Step 4: Simplify right side
    154,829.85x = 24,870,018,259.03
  5. Step 5: Solve for x
    x = 24,870,018,259.03/154,829.85
  6. Step 6: Final answer
    x = 160,628.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.