Home / 71,027.91-98,055.36-51,886.19

Finding the Fourth Proportional to 71,027.91, 98,055.36 and 51,886.19

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Solution

The fourth proportional to 71,027.91, 98,055.36 and 51,886.19 is: 71,629.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,027.91 : 98,055.36 = 51,886.19 : x
  2. Step 2: Convert to fraction form
    71,027.91/98,055.36 = 51,886.19/x
  3. Step 3: Cross multiply
    71,027.91x = 98,055.36 × 51,886.19
  4. Step 4: Simplify right side
    71,027.91x = 5,087,718,664.62
  5. Step 5: Solve for x
    x = 5,087,718,664.62/71,027.91
  6. Step 6: Final answer
    x = 71,629.86

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Double scale
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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.