Home / 68,288.91-94,205.19-45,633.45

Finding the Fourth Proportional to 68,288.91, 94,205.19 and 45,633.45

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Solution

The fourth proportional to 68,288.91, 94,205.19 and 45,633.45 is: 62,951.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,288.91 : 94,205.19 = 45,633.45 : x
  2. Step 2: Convert to fraction form
    68,288.91/94,205.19 = 45,633.45/x
  3. Step 3: Cross multiply
    68,288.91x = 94,205.19 × 45,633.45
  4. Step 4: Simplify right side
    68,288.91x = 4,298,907,827.61
  5. Step 5: Solve for x
    x = 4,298,907,827.61/68,288.91
  6. Step 6: Final answer
    x = 62,951.77

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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.