Home / 45,201.02-67,801.17-13,610.93

Finding the Fourth Proportional to 45,201.02, 67,801.17 and 13,610.93

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Solution

The fourth proportional to 45,201.02, 67,801.17 and 13,610.93 is: 20,416.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,201.02 : 67,801.17 = 13,610.93 : x
  2. Step 2: Convert to fraction form
    45,201.02/67,801.17 = 13,610.93/x
  3. Step 3: Cross multiply
    45,201.02x = 67,801.17 × 13,610.93
  4. Step 4: Simplify right side
    45,201.02x = 922,836,978.79
  5. Step 5: Solve for x
    x = 922,836,978.79/45,201.02
  6. Step 6: Final answer
    x = 20,416.29

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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.