Home / 35,443.12-53,146.61-11,742.11

Finding the Fourth Proportional to 35,443.12, 53,146.61 and 11,742.11

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Solution

The fourth proportional to 35,443.12, 53,146.61 and 11,742.11 is: 17,607.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,443.12 : 53,146.61 = 11,742.11 : x
  2. Step 2: Convert to fraction form
    35,443.12/53,146.61 = 11,742.11/x
  3. Step 3: Cross multiply
    35,443.12x = 53,146.61 × 11,742.11
  4. Step 4: Simplify right side
    35,443.12x = 624,053,525.56
  5. Step 5: Solve for x
    x = 624,053,525.56/35,443.12
  6. Step 6: Final answer
    x = 17,607.18

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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.