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Finding the Fourth Proportional to 67,821.02, 93,592.04 and 37,606.40

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Solution

The fourth proportional to 67,821.02, 93,592.04 and 37,606.40 is: 51,896.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,821.02 : 93,592.04 = 37,606.40 : x
  2. Step 2: Convert to fraction form
    67,821.02/93,592.04 = 37,606.40/x
  3. Step 3: Cross multiply
    67,821.02x = 93,592.04 × 37,606.40
  4. Step 4: Simplify right side
    67,821.02x = 3,519,659,693.06
  5. Step 5: Solve for x
    x = 3,519,659,693.06/67,821.02
  6. Step 6: Final answer
    x = 51,896.30

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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.