Home / 154,175.32-212,827.52-93,765.37

Finding the Fourth Proportional to 154,175.32, 212,827.52 and 93,765.37

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Solution

The fourth proportional to 154,175.32, 212,827.52 and 93,765.37 is: 129,436.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,175.32 : 212,827.52 = 93,765.37 : x
  2. Step 2: Convert to fraction form
    154,175.32/212,827.52 = 93,765.37/x
  3. Step 3: Cross multiply
    154,175.32x = 212,827.52 × 93,765.37
  4. Step 4: Simplify right side
    154,175.32x = 19,955,850,094.84
  5. Step 5: Solve for x
    x = 19,955,850,094.84/154,175.32
  6. Step 6: Final answer
    x = 129,436.09

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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.