Home / 38,773.34-57,897.36-30,786.23

Finding the Fourth Proportional to 38,773.34, 57,897.36 and 30,786.23

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Solution

The fourth proportional to 38,773.34, 57,897.36 and 30,786.23 is: 45,970.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,773.34 : 57,897.36 = 30,786.23 : x
  2. Step 2: Convert to fraction form
    38,773.34/57,897.36 = 30,786.23/x
  3. Step 3: Cross multiply
    38,773.34x = 57,897.36 × 30,786.23
  4. Step 4: Simplify right side
    38,773.34x = 1,782,441,287.42
  5. Step 5: Solve for x
    x = 1,782,441,287.42/38,773.34
  6. Step 6: Final answer
    x = 45,970.80

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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.