Home / 51,566.09-71,157.49-28,904.92

Finding the Fourth Proportional to 51,566.09, 71,157.49 and 28,904.92

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Solution

The fourth proportional to 51,566.09, 71,157.49 and 28,904.92 is: 39,886.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,566.09 : 71,157.49 = 28,904.92 : x
  2. Step 2: Convert to fraction form
    51,566.09/71,157.49 = 28,904.92/x
  3. Step 3: Cross multiply
    51,566.09x = 71,157.49 × 28,904.92
  4. Step 4: Simplify right side
    51,566.09x = 2,056,801,305.69
  5. Step 5: Solve for x
    x = 2,056,801,305.69/51,566.09
  6. Step 6: Final answer
    x = 39,886.71

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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.