Home / 36,681.12-55,053.11-36,405.01

Finding the Fourth Proportional to 36,681.12, 55,053.11 and 36,405.01

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Solution

The fourth proportional to 36,681.12, 55,053.11 and 36,405.01 is: 54,638.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,681.12 : 55,053.11 = 36,405.01 : x
  2. Step 2: Convert to fraction form
    36,681.12/55,053.11 = 36,405.01/x
  3. Step 3: Cross multiply
    36,681.12x = 55,053.11 × 36,405.01
  4. Step 4: Simplify right side
    36,681.12x = 2,004,209,020.08
  5. Step 5: Solve for x
    x = 2,004,209,020.08/36,681.12
  6. Step 6: Final answer
    x = 54,638.71

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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.