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Finding the Fourth Proportional to 64,082.62, 96,109.14 and 19,094.82

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Solution

The fourth proportional to 64,082.62, 96,109.14 and 19,094.82 is: 28,637.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,082.62 : 96,109.14 = 19,094.82 : x
  2. Step 2: Convert to fraction form
    64,082.62/96,109.14 = 19,094.82/x
  3. Step 3: Cross multiply
    64,082.62x = 96,109.14 × 19,094.82
  4. Step 4: Simplify right side
    64,082.62x = 1,835,186,728.65
  5. Step 5: Solve for x
    x = 1,835,186,728.65/64,082.62
  6. Step 6: Final answer
    x = 28,637.82

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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.