Home / 40,115.06-55,363.59-23,348.06

Finding the Fourth Proportional to 40,115.06, 55,363.59 and 23,348.06

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Solution

The fourth proportional to 40,115.06, 55,363.59 and 23,348.06 is: 32,223.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,115.06 : 55,363.59 = 23,348.06 : x
  2. Step 2: Convert to fraction form
    40,115.06/55,363.59 = 23,348.06/x
  3. Step 3: Cross multiply
    40,115.06x = 55,363.59 × 23,348.06
  4. Step 4: Simplify right side
    40,115.06x = 1,292,632,421.14
  5. Step 5: Solve for x
    x = 1,292,632,421.14/40,115.06
  6. Step 6: Final answer
    x = 32,223.12

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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.