Home / 61,775.16-85,249.92-33,480.76

Finding the Fourth Proportional to 61,775.16, 85,249.92 and 33,480.76

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Solution

The fourth proportional to 61,775.16, 85,249.92 and 33,480.76 is: 46,203.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,775.16 : 85,249.92 = 33,480.76 : x
  2. Step 2: Convert to fraction form
    61,775.16/85,249.92 = 33,480.76/x
  3. Step 3: Cross multiply
    61,775.16x = 85,249.92 × 33,480.76
  4. Step 4: Simplify right side
    61,775.16x = 2,854,232,111.54
  5. Step 5: Solve for x
    x = 2,854,232,111.54/61,775.16
  6. Step 6: Final answer
    x = 46,203.56

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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.