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Finding the Fourth Proportional to 67,808.01, 101,698.10 and 25,673.59

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Solution

The fourth proportional to 67,808.01, 101,698.10 and 25,673.59 is: 38,505.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,808.01 : 101,698.10 = 25,673.59 : x
  2. Step 2: Convert to fraction form
    67,808.01/101,698.10 = 25,673.59/x
  3. Step 3: Cross multiply
    67,808.01x = 101,698.10 × 25,673.59
  4. Step 4: Simplify right side
    67,808.01x = 2,610,954,686.32
  5. Step 5: Solve for x
    x = 2,610,954,686.32/67,808.01
  6. Step 6: Final answer
    x = 38,505.11

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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.