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Finding the Fourth Proportional to 108,001.59, 149,035.21 and 59,603.95

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Solution

The fourth proportional to 108,001.59, 149,035.21 and 59,603.95 is: 82,249.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,001.59 : 149,035.21 = 59,603.95 : x
  2. Step 2: Convert to fraction form
    108,001.59/149,035.21 = 59,603.95/x
  3. Step 3: Cross multiply
    108,001.59x = 149,035.21 × 59,603.95
  4. Step 4: Simplify right side
    108,001.59x = 8,883,087,205.08
  5. Step 5: Solve for x
    x = 8,883,087,205.08/108,001.59
  6. Step 6: Final answer
    x = 82,249.60

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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.