Home / 38,200.78-57,337.64-23,438.53

Finding the Fourth Proportional to 38,200.78, 57,337.64 and 23,438.53

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Solution

The fourth proportional to 38,200.78, 57,337.64 and 23,438.53 is: 35,180.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,200.78 : 57,337.64 = 23,438.53 : x
  2. Step 2: Convert to fraction form
    38,200.78/57,337.64 = 23,438.53/x
  3. Step 3: Cross multiply
    38,200.78x = 57,337.64 × 23,438.53
  4. Step 4: Simplify right side
    38,200.78x = 1,343,909,591.39
  5. Step 5: Solve for x
    x = 1,343,909,591.39/38,200.78
  6. Step 6: Final answer
    x = 35,180.17

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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.