Home / 36,862.16-55,292.02-20,230.02

Finding the Fourth Proportional to 36,862.16, 55,292.02 and 20,230.02

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Solution

The fourth proportional to 36,862.16, 55,292.02 and 20,230.02 is: 30,344.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,862.16 : 55,292.02 = 20,230.02 : x
  2. Step 2: Convert to fraction form
    36,862.16/55,292.02 = 20,230.02/x
  3. Step 3: Cross multiply
    36,862.16x = 55,292.02 × 20,230.02
  4. Step 4: Simplify right side
    36,862.16x = 1,118,558,619.87
  5. Step 5: Solve for x
    x = 1,118,558,619.87/36,862.16
  6. Step 6: Final answer
    x = 30,344.36

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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.