Home / 40,208.53-55,486.70-23,212.20

Finding the Fourth Proportional to 40,208.53, 55,486.70 and 23,212.20

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Solution

The fourth proportional to 40,208.53, 55,486.70 and 23,212.20 is: 32,032.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,208.53 : 55,486.70 = 23,212.20 : x
  2. Step 2: Convert to fraction form
    40,208.53/55,486.70 = 23,212.20/x
  3. Step 3: Cross multiply
    40,208.53x = 55,486.70 × 23,212.20
  4. Step 4: Simplify right side
    40,208.53x = 1,287,968,023.35
  5. Step 5: Solve for x
    x = 1,287,968,023.35/40,208.53
  6. Step 6: Final answer
    x = 32,032.21

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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.