Home / 39,383.67-54,318.74-25,237.83

Finding the Fourth Proportional to 39,383.67, 54,318.74 and 25,237.83

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Solution

The fourth proportional to 39,383.67, 54,318.74 and 25,237.83 is: 34,808.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,383.67 : 54,318.74 = 25,237.83 : x
  2. Step 2: Convert to fraction form
    39,383.67/54,318.74 = 25,237.83/x
  3. Step 3: Cross multiply
    39,383.67x = 54,318.74 × 25,237.83
  4. Step 4: Simplify right side
    39,383.67x = 1,370,886,854.34
  5. Step 5: Solve for x
    x = 1,370,886,854.34/39,383.67
  6. Step 6: Final answer
    x = 34,808.51

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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.