Home / 38,219.00-57,071.14-31,212.92

Finding the Fourth Proportional to 38,219.00, 57,071.14 and 31,212.92

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Solution

The fourth proportional to 38,219.00, 57,071.14 and 31,212.92 is: 46,609.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,219.00 : 57,071.14 = 31,212.92 : x
  2. Step 2: Convert to fraction form
    38,219.00/57,071.14 = 31,212.92/x
  3. Step 3: Cross multiply
    38,219.00x = 57,071.14 × 31,212.92
  4. Step 4: Simplify right side
    38,219.00x = 1,781,356,991.77
  5. Step 5: Solve for x
    x = 1,781,356,991.77/38,219.00
  6. Step 6: Final answer
    x = 46,609.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.