Home / 178,497.11-267,381.15-99,653.33

Finding the Fourth Proportional to 178,497.11, 267,381.15 and 99,653.33

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Solution

The fourth proportional to 178,497.11, 267,381.15 and 99,653.33 is: 149,276.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,497.11 : 267,381.15 = 99,653.33 : x
  2. Step 2: Convert to fraction form
    178,497.11/267,381.15 = 99,653.33/x
  3. Step 3: Cross multiply
    178,497.11x = 267,381.15 × 99,653.33
  4. Step 4: Simplify right side
    178,497.11x = 26,645,420,639.82
  5. Step 5: Solve for x
    x = 26,645,420,639.82/178,497.11
  6. Step 6: Final answer
    x = 149,276.49

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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.