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Finding the Fourth Proportional to 67,177.62, 92,702.75 and 36,962.60

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Solution

The fourth proportional to 67,177.62, 92,702.75 and 36,962.60 is: 51,007.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,177.62 : 92,702.75 = 36,962.60 : x
  2. Step 2: Convert to fraction form
    67,177.62/92,702.75 = 36,962.60/x
  3. Step 3: Cross multiply
    67,177.62x = 92,702.75 × 36,962.60
  4. Step 4: Simplify right side
    67,177.62x = 3,426,534,018.82
  5. Step 5: Solve for x
    x = 3,426,534,018.82/67,177.62
  6. Step 6: Final answer
    x = 51,007.08

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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.