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Finding the Fourth Proportional to 69,666.67, 96,140.28 and 37,836.10

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Solution

The fourth proportional to 69,666.67, 96,140.28 and 37,836.10 is: 52,213.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,666.67 : 96,140.28 = 37,836.10 : x
  2. Step 2: Convert to fraction form
    69,666.67/96,140.28 = 37,836.10/x
  3. Step 3: Cross multiply
    69,666.67x = 96,140.28 × 37,836.10
  4. Step 4: Simplify right side
    69,666.67x = 3,637,573,248.11
  5. Step 5: Solve for x
    x = 3,637,573,248.11/69,666.67
  6. Step 6: Final answer
    x = 52,213.97

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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.