Home / 38,708.21-57,740.91-37,412.48

Finding the Fourth Proportional to 38,708.21, 57,740.91 and 37,412.48

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Solution

The fourth proportional to 38,708.21, 57,740.91 and 37,412.48 is: 55,808.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,708.21 : 57,740.91 = 37,412.48 : x
  2. Step 2: Convert to fraction form
    38,708.21/57,740.91 = 37,412.48/x
  3. Step 3: Cross multiply
    38,708.21x = 57,740.91 × 37,412.48
  4. Step 4: Simplify right side
    38,708.21x = 2,160,230,640.56
  5. Step 5: Solve for x
    x = 2,160,230,640.56/38,708.21
  6. Step 6: Final answer
    x = 55,808.07

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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.