Home / 89,007.21-133,514.91-49,534.58

Finding the Fourth Proportional to 89,007.21, 133,514.91 and 49,534.58

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Solution

The fourth proportional to 89,007.21, 133,514.91 and 49,534.58 is: 74,304.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,007.21 : 133,514.91 = 49,534.58 : x
  2. Step 2: Convert to fraction form
    89,007.21/133,514.91 = 49,534.58/x
  3. Step 3: Cross multiply
    89,007.21x = 133,514.91 × 49,534.58
  4. Step 4: Simplify right side
    89,007.21x = 6,613,605,324.38
  5. Step 5: Solve for x
    x = 6,613,605,324.38/89,007.21
  6. Step 6: Final answer
    x = 74,304.15

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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.