Home / 178,286.84-267,444.86-73,106.72

Finding the Fourth Proportional to 178,286.84, 267,444.86 and 73,106.72

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Solution

The fourth proportional to 178,286.84, 267,444.86 and 73,106.72 is: 109,666.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,286.84 : 267,444.86 = 73,106.72 : x
  2. Step 2: Convert to fraction form
    178,286.84/267,444.86 = 73,106.72/x
  3. Step 3: Cross multiply
    178,286.84x = 267,444.86 × 73,106.72
  4. Step 4: Simplify right side
    178,286.84x = 19,552,016,495.46
  5. Step 5: Solve for x
    x = 19,552,016,495.46/178,286.84
  6. Step 6: Final answer
    x = 109,666.07

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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.