Home / 49,803.69-68,727.91-27,143.40

Finding the Fourth Proportional to 49,803.69, 68,727.91 and 27,143.40

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Solution

The fourth proportional to 49,803.69, 68,727.91 and 27,143.40 is: 37,457.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,803.69 : 68,727.91 = 27,143.40 : x
  2. Step 2: Convert to fraction form
    49,803.69/68,727.91 = 27,143.40/x
  3. Step 3: Cross multiply
    49,803.69x = 68,727.91 × 27,143.40
  4. Step 4: Simplify right side
    49,803.69x = 1,865,509,152.29
  5. Step 5: Solve for x
    x = 1,865,509,152.29/49,803.69
  6. Step 6: Final answer
    x = 37,457.25

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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.