Home / 52,101.67-71,900.36-28,228.14

Finding the Fourth Proportional to 52,101.67, 71,900.36 and 28,228.14

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Solution

The fourth proportional to 52,101.67, 71,900.36 and 28,228.14 is: 38,954.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,101.67 : 71,900.36 = 28,228.14 : x
  2. Step 2: Convert to fraction form
    52,101.67/71,900.36 = 28,228.14/x
  3. Step 3: Cross multiply
    52,101.67x = 71,900.36 × 28,228.14
  4. Step 4: Simplify right side
    52,101.67x = 2,029,613,428.13
  5. Step 5: Solve for x
    x = 2,029,613,428.13/52,101.67
  6. Step 6: Final answer
    x = 38,954.86

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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.