Home / 62,462.78-93,688.40-20,910.14

Finding the Fourth Proportional to 62,462.78, 93,688.40 and 20,910.14

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Solution

The fourth proportional to 62,462.78, 93,688.40 and 20,910.14 is: 31,363.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,462.78 : 93,688.40 = 20,910.14 : x
  2. Step 2: Convert to fraction form
    62,462.78/93,688.40 = 20,910.14/x
  3. Step 3: Cross multiply
    62,462.78x = 93,688.40 × 20,910.14
  4. Step 4: Simplify right side
    62,462.78x = 1,959,037,144.21
  5. Step 5: Solve for x
    x = 1,959,037,144.21/62,462.78
  6. Step 6: Final answer
    x = 31,363.27

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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.