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Finding the Fourth Proportional to 79,681.93, 119,495.01 and 23,507.11

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Solution

The fourth proportional to 79,681.93, 119,495.01 and 23,507.11 is: 35,252.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,681.93 : 119,495.01 = 23,507.11 : x
  2. Step 2: Convert to fraction form
    79,681.93/119,495.01 = 23,507.11/x
  3. Step 3: Cross multiply
    79,681.93x = 119,495.01 × 23,507.11
  4. Step 4: Simplify right side
    79,681.93x = 2,808,982,582.04
  5. Step 5: Solve for x
    x = 2,808,982,582.04/79,681.93
  6. Step 6: Final answer
    x = 35,252.44

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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.