Home / 40,721.93-61,360.32-33,488.43

Finding the Fourth Proportional to 40,721.93, 61,360.32 and 33,488.43

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Solution

The fourth proportional to 40,721.93, 61,360.32 and 33,488.43 is: 50,460.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,721.93 : 61,360.32 = 33,488.43 : x
  2. Step 2: Convert to fraction form
    40,721.93/61,360.32 = 33,488.43/x
  3. Step 3: Cross multiply
    40,721.93x = 61,360.32 × 33,488.43
  4. Step 4: Simplify right side
    40,721.93x = 2,054,860,781.10
  5. Step 5: Solve for x
    x = 2,054,860,781.10/40,721.93
  6. Step 6: Final answer
    x = 50,460.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.