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Finding the Fourth Proportional to 35,412.59, 53,119.19 and 10,112.04

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Solution

The fourth proportional to 35,412.59, 53,119.19 and 10,112.04 is: 15,168.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,412.59 : 53,119.19 = 10,112.04 : x
  2. Step 2: Convert to fraction form
    35,412.59/53,119.19 = 10,112.04/x
  3. Step 3: Cross multiply
    35,412.59x = 53,119.19 × 10,112.04
  4. Step 4: Simplify right side
    35,412.59x = 537,143,399.33
  5. Step 5: Solve for x
    x = 537,143,399.33/35,412.59
  6. Step 6: Final answer
    x = 15,168.15

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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.