Home / 66,836.14-100,254.19-16,916.49

Finding the Fourth Proportional to 66,836.14, 100,254.19 and 16,916.49

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Solution

The fourth proportional to 66,836.14, 100,254.19 and 16,916.49 is: 25,374.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,836.14 : 100,254.19 = 16,916.49 : x
  2. Step 2: Convert to fraction form
    66,836.14/100,254.19 = 16,916.49/x
  3. Step 3: Cross multiply
    66,836.14x = 100,254.19 × 16,916.49
  4. Step 4: Simplify right side
    66,836.14x = 1,695,949,002.59
  5. Step 5: Solve for x
    x = 1,695,949,002.59/66,836.14
  6. Step 6: Final answer
    x = 25,374.73

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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.