Home / 67,166.05-92,702.40-38,504.96

Finding the Fourth Proportional to 67,166.05, 92,702.40 and 38,504.96

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Solution

The fourth proportional to 67,166.05, 92,702.40 and 38,504.96 is: 53,144.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,166.05 : 92,702.40 = 38,504.96 : x
  2. Step 2: Convert to fraction form
    67,166.05/92,702.40 = 38,504.96/x
  3. Step 3: Cross multiply
    67,166.05x = 92,702.40 × 38,504.96
  4. Step 4: Simplify right side
    67,166.05x = 3,569,502,088.03
  5. Step 5: Solve for x
    x = 3,569,502,088.03/67,166.05
  6. Step 6: Final answer
    x = 53,144.44

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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.