Home / 61,903.22-85,427.51-33,608.91

Finding the Fourth Proportional to 61,903.22, 85,427.51 and 33,608.91

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Solution

The fourth proportional to 61,903.22, 85,427.51 and 33,608.91 is: 46,380.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,903.22 : 85,427.51 = 33,608.91 : x
  2. Step 2: Convert to fraction form
    61,903.22/85,427.51 = 33,608.91/x
  3. Step 3: Cross multiply
    61,903.22x = 85,427.51 × 33,608.91
  4. Step 4: Simplify right side
    61,903.22x = 2,871,125,006.72
  5. Step 5: Solve for x
    x = 2,871,125,006.72/61,903.22
  6. Step 6: Final answer
    x = 46,380.87

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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.