Home / 40,114.02-55,357.79-22,209.35

Finding the Fourth Proportional to 40,114.02, 55,357.79 and 22,209.35

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Solution

The fourth proportional to 40,114.02, 55,357.79 and 22,209.35 is: 30,649.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,114.02 : 55,357.79 = 22,209.35 : x
  2. Step 2: Convert to fraction form
    40,114.02/55,357.79 = 22,209.35/x
  3. Step 3: Cross multiply
    40,114.02x = 55,357.79 × 22,209.35
  4. Step 4: Simplify right side
    40,114.02x = 1,229,460,145.50
  5. Step 5: Solve for x
    x = 1,229,460,145.50/40,114.02
  6. Step 6: Final answer
    x = 30,649.14

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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.