Home / 140,950.98-194,521.28-93,120.48

Finding the Fourth Proportional to 140,950.98, 194,521.28 and 93,120.48

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Solution

The fourth proportional to 140,950.98, 194,521.28 and 93,120.48 is: 128,512.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,950.98 : 194,521.28 = 93,120.48 : x
  2. Step 2: Convert to fraction form
    140,950.98/194,521.28 = 93,120.48/x
  3. Step 3: Cross multiply
    140,950.98x = 194,521.28 × 93,120.48
  4. Step 4: Simplify right side
    140,950.98x = 18,113,914,498.21
  5. Step 5: Solve for x
    x = 18,113,914,498.21/140,950.98
  6. Step 6: Final answer
    x = 128,512.16

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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.