Home / 62,221.19-85,872.42-34,628.64

Finding the Fourth Proportional to 62,221.19, 85,872.42 and 34,628.64

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Solution

The fourth proportional to 62,221.19, 85,872.42 and 34,628.64 is: 47,791.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,221.19 : 85,872.42 = 34,628.64 : x
  2. Step 2: Convert to fraction form
    62,221.19/85,872.42 = 34,628.64/x
  3. Step 3: Cross multiply
    62,221.19x = 85,872.42 × 34,628.64
  4. Step 4: Simplify right side
    62,221.19x = 2,973,645,118.11
  5. Step 5: Solve for x
    x = 2,973,645,118.11/62,221.19
  6. Step 6: Final answer
    x = 47,791.52

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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.