Home / 62,403.78-93,614.46-20,270.36

Finding the Fourth Proportional to 62,403.78, 93,614.46 and 20,270.36

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Solution

The fourth proportional to 62,403.78, 93,614.46 and 20,270.36 is: 30,408.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,403.78 : 93,614.46 = 20,270.36 : x
  2. Step 2: Convert to fraction form
    62,403.78/93,614.46 = 20,270.36/x
  3. Step 3: Cross multiply
    62,403.78x = 93,614.46 × 20,270.36
  4. Step 4: Simplify right side
    62,403.78x = 1,897,598,805.41
  5. Step 5: Solve for x
    x = 1,897,598,805.41/62,403.78
  6. Step 6: Final answer
    x = 30,408.40

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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.