Home / 178,175.45-267,007.41-107,127.11

Finding the Fourth Proportional to 178,175.45, 267,007.41 and 107,127.11

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Solution

The fourth proportional to 178,175.45, 267,007.41 and 107,127.11 is: 160,536.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,175.45 : 267,007.41 = 107,127.11 : x
  2. Step 2: Convert to fraction form
    178,175.45/267,007.41 = 107,127.11/x
  3. Step 3: Cross multiply
    178,175.45x = 267,007.41 × 107,127.11
  4. Step 4: Simplify right side
    178,175.45x = 28,603,732,849.40
  5. Step 5: Solve for x
    x = 28,603,732,849.40/178,175.45
  6. Step 6: Final answer
    x = 160,536.89

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1.5x scale

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.