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Finding the Fourth Proportional to 15,816.04, 23,731.02 and 7,502.08

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Solution

The fourth proportional to 15,816.04, 23,731.02 and 7,502.08 is: 11,256.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,816.04 : 23,731.02 = 7,502.08 : x
  2. Step 2: Convert to fraction form
    15,816.04/23,731.02 = 7,502.08/x
  3. Step 3: Cross multiply
    15,816.04x = 23,731.02 × 7,502.08
  4. Step 4: Simplify right side
    15,816.04x = 178,032,010.52
  5. Step 5: Solve for x
    x = 178,032,010.52/15,816.04
  6. Step 6: Final answer
    x = 11,256.42

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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.