Home / 68,510.25-94,532.05-38,285.91

Finding the Fourth Proportional to 68,510.25, 94,532.05 and 38,285.91

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Solution

The fourth proportional to 68,510.25, 94,532.05 and 38,285.91 is: 52,827.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,510.25 : 94,532.05 = 38,285.91 : x
  2. Step 2: Convert to fraction form
    68,510.25/94,532.05 = 38,285.91/x
  3. Step 3: Cross multiply
    68,510.25x = 94,532.05 × 38,285.91
  4. Step 4: Simplify right side
    68,510.25x = 3,619,245,366.99
  5. Step 5: Solve for x
    x = 3,619,245,366.99/68,510.25
  6. Step 6: Final answer
    x = 52,827.79

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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.