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Finding the Fourth Proportional to 108,382.67, 149,573.90 and 60,633.17

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Solution

The fourth proportional to 108,382.67, 149,573.90 and 60,633.17 is: 83,677.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,382.67 : 149,573.90 = 60,633.17 : x
  2. Step 2: Convert to fraction form
    108,382.67/149,573.90 = 60,633.17/x
  3. Step 3: Cross multiply
    108,382.67x = 149,573.90 × 60,633.17
  4. Step 4: Simplify right side
    108,382.67x = 9,069,139,706.26
  5. Step 5: Solve for x
    x = 9,069,139,706.26/108,382.67
  6. Step 6: Final answer
    x = 83,677.03

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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.