Home / 109,801.25-164,701.88-34,921.55

Finding the Fourth Proportional to 109,801.25, 164,701.88 and 34,921.55

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Solution

The fourth proportional to 109,801.25, 164,701.88 and 34,921.55 is: 52,382.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,801.25 : 164,701.88 = 34,921.55 : x
  2. Step 2: Convert to fraction form
    109,801.25/164,701.88 = 34,921.55/x
  3. Step 3: Cross multiply
    109,801.25x = 164,701.88 × 34,921.55
  4. Step 4: Simplify right side
    109,801.25x = 5,751,644,762.91
  5. Step 5: Solve for x
    x = 5,751,644,762.91/109,801.25
  6. Step 6: Final answer
    x = 52,382.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.