Home / 38,089.14-57,111.83-20,297.89

Finding the Fourth Proportional to 38,089.14, 57,111.83 and 20,297.89

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Solution

The fourth proportional to 38,089.14, 57,111.83 and 20,297.89 is: 30,435.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,089.14 : 57,111.83 = 20,297.89 : x
  2. Step 2: Convert to fraction form
    38,089.14/57,111.83 = 20,297.89/x
  3. Step 3: Cross multiply
    38,089.14x = 57,111.83 × 20,297.89
  4. Step 4: Simplify right side
    38,089.14x = 1,159,249,689.06
  5. Step 5: Solve for x
    x = 1,159,249,689.06/38,089.14
  6. Step 6: Final answer
    x = 30,435.18

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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.