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Finding the Fourth Proportional to 67,345.40, 94,108.60 and 67,345.40

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Solution

The fourth proportional to 67,345.40, 94,108.60 and 67,345.40 is: 94,108.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,345.40 : 94,108.60 = 67,345.40 : x
  2. Step 2: Convert to fraction form
    67,345.40/94,108.60 = 67,345.40/x
  3. Step 3: Cross multiply
    67,345.40x = 94,108.60 × 67,345.40
  4. Step 4: Simplify right side
    67,345.40x = 6,337,781,310.44
  5. Step 5: Solve for x
    x = 6,337,781,310.44/67,345.40
  6. Step 6: Final answer
    x = 94,108.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.