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Finding the Fourth Proportional to 67,707.84, 93,437.04 and 37,080.96

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Solution

The fourth proportional to 67,707.84, 93,437.04 and 37,080.96 is: 51,171.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,707.84 : 93,437.04 = 37,080.96 : x
  2. Step 2: Convert to fraction form
    67,707.84/93,437.04 = 37,080.96/x
  3. Step 3: Cross multiply
    67,707.84x = 93,437.04 × 37,080.96
  4. Step 4: Simplify right side
    67,707.84x = 3,464,735,142.76
  5. Step 5: Solve for x
    x = 3,464,735,142.76/67,707.84
  6. Step 6: Final answer
    x = 51,171.85

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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.