Home / 72,236.71-108,365.42-22,321.16

Finding the Fourth Proportional to 72,236.71, 108,365.42 and 22,321.16

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Solution

The fourth proportional to 72,236.71, 108,365.42 and 22,321.16 is: 33,484.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,236.71 : 108,365.42 = 22,321.16 : x
  2. Step 2: Convert to fraction form
    72,236.71/108,365.42 = 22,321.16/x
  3. Step 3: Cross multiply
    72,236.71x = 108,365.42 × 22,321.16
  4. Step 4: Simplify right side
    72,236.71x = 2,418,841,878.29
  5. Step 5: Solve for x
    x = 2,418,841,878.29/72,236.71
  6. Step 6: Final answer
    x = 33,484.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.