Home / 49,152.16-67,831-27,642.32

Finding the Fourth Proportional to 49,152.16, 67,831 and 27,642.32

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Solution

The fourth proportional to 49,152.16, 67,831 and 27,642.32 is: 38,146.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,152.16 : 67,831 = 27,642.32 : x
  2. Step 2: Convert to fraction form
    49,152.16/67,831 = 27,642.32/x
  3. Step 3: Cross multiply
    49,152.16x = 67,831 × 27,642.32
  4. Step 4: Simplify right side
    49,152.16x = 1,875,006,207.92
  5. Step 5: Solve for x
    x = 1,875,006,207.92/49,152.16
  6. Step 6: Final answer
    x = 38,146.97

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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.