Home / 41,420.31-62,130.47-10,255.56

Finding the Fourth Proportional to 41,420.31, 62,130.47 and 10,255.56

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Solution

The fourth proportional to 41,420.31, 62,130.47 and 10,255.56 is: 15,383.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,420.31 : 62,130.47 = 10,255.56 : x
  2. Step 2: Convert to fraction form
    41,420.31/62,130.47 = 10,255.56/x
  3. Step 3: Cross multiply
    41,420.31x = 62,130.47 × 10,255.56
  4. Step 4: Simplify right side
    41,420.31x = 637,182,762.91
  5. Step 5: Solve for x
    x = 637,182,762.91/41,420.31
  6. Step 6: Final answer
    x = 15,383.34

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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.