Home / 40,205.04-55,483.29-22,301.21

Finding the Fourth Proportional to 40,205.04, 55,483.29 and 22,301.21

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Solution

The fourth proportional to 40,205.04, 55,483.29 and 22,301.21 is: 30,775.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,205.04 : 55,483.29 = 22,301.21 : x
  2. Step 2: Convert to fraction form
    40,205.04/55,483.29 = 22,301.21/x
  3. Step 3: Cross multiply
    40,205.04x = 55,483.29 × 22,301.21
  4. Step 4: Simplify right side
    40,205.04x = 1,237,344,224.36
  5. Step 5: Solve for x
    x = 1,237,344,224.36/40,205.04
  6. Step 6: Final answer
    x = 30,775.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.