Home / 69,845.22-96,345.45-50,702.49

Finding the Fourth Proportional to 69,845.22, 96,345.45 and 50,702.49

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Solution

The fourth proportional to 69,845.22, 96,345.45 and 50,702.49 is: 69,939.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,845.22 : 96,345.45 = 50,702.49 : x
  2. Step 2: Convert to fraction form
    69,845.22/96,345.45 = 50,702.49/x
  3. Step 3: Cross multiply
    69,845.22x = 96,345.45 × 50,702.49
  4. Step 4: Simplify right side
    69,845.22x = 4,884,954,215.17
  5. Step 5: Solve for x
    x = 4,884,954,215.17/69,845.22
  6. Step 6: Final answer
    x = 69,939.71

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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.