Home / 40,109.07-55,365.11-23,342.07

Finding the Fourth Proportional to 40,109.07, 55,365.11 and 23,342.07

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Solution

The fourth proportional to 40,109.07, 55,365.11 and 23,342.07 is: 32,220.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,109.07 : 55,365.11 = 23,342.07 : x
  2. Step 2: Convert to fraction form
    40,109.07/55,365.11 = 23,342.07/x
  3. Step 3: Cross multiply
    40,109.07x = 55,365.11 × 23,342.07
  4. Step 4: Simplify right side
    40,109.07x = 1,292,336,273.18
  5. Step 5: Solve for x
    x = 1,292,336,273.18/40,109.07
  6. Step 6: Final answer
    x = 32,220.55

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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.