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Finding the Fourth Proportional to 101,104.40, 151,656.60 and 67,926.80

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Solution

The fourth proportional to 101,104.40, 151,656.60 and 67,926.80 is: 101,890.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,104.40 : 151,656.60 = 67,926.80 : x
  2. Step 2: Convert to fraction form
    101,104.40/151,656.60 = 67,926.80/x
  3. Step 3: Cross multiply
    101,104.40x = 151,656.60 × 67,926.80
  4. Step 4: Simplify right side
    101,104.40x = 10,301,547,536.88
  5. Step 5: Solve for x
    x = 10,301,547,536.88/101,104.40
  6. Step 6: Final answer
    x = 101,890.20

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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.