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Finding the Fourth Proportional to 67,775.06, 93,530.11 and 37,560.88

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Solution

The fourth proportional to 67,775.06, 93,530.11 and 37,560.88 is: 51,834.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,775.06 : 93,530.11 = 37,560.88 : x
  2. Step 2: Convert to fraction form
    67,775.06/93,530.11 = 37,560.88/x
  3. Step 3: Cross multiply
    67,775.06x = 93,530.11 × 37,560.88
  4. Step 4: Simplify right side
    67,775.06x = 3,513,072,770.45
  5. Step 5: Solve for x
    x = 3,513,072,770.45/67,775.06
  6. Step 6: Final answer
    x = 51,834.30

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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.