Home / 49,803.75-68,730.17-27,142.65

Finding the Fourth Proportional to 49,803.75, 68,730.17 and 27,142.65

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Solution

The fourth proportional to 49,803.75, 68,730.17 and 27,142.65 is: 37,457.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,803.75 : 68,730.17 = 27,142.65 : x
  2. Step 2: Convert to fraction form
    49,803.75/68,730.17 = 27,142.65/x
  3. Step 3: Cross multiply
    49,803.75x = 68,730.17 × 27,142.65
  4. Step 4: Simplify right side
    49,803.75x = 1,865,518,813.04
  5. Step 5: Solve for x
    x = 1,865,518,813.04/49,803.75
  6. Step 6: Final answer
    x = 37,457.40

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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.