Home / 67,824.30-101,736.45-54,702.30

Finding the Fourth Proportional to 67,824.30, 101,736.45 and 54,702.30

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Solution

The fourth proportional to 67,824.30, 101,736.45 and 54,702.30 is: 82,053.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,824.30 : 101,736.45 = 54,702.30 : x
  2. Step 2: Convert to fraction form
    67,824.30/101,736.45 = 54,702.30/x
  3. Step 3: Cross multiply
    67,824.30x = 101,736.45 × 54,702.30
  4. Step 4: Simplify right side
    67,824.30x = 5,565,217,808.84
  5. Step 5: Solve for x
    x = 5,565,217,808.84/67,824.30
  6. Step 6: Final answer
    x = 82,053.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.