Home / 29,180.76-40,269.20-16,606.20

Finding the Fourth Proportional to 29,180.76, 40,269.20 and 16,606.20

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Solution

The fourth proportional to 29,180.76, 40,269.20 and 16,606.20 is: 22,916.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,180.76 : 40,269.20 = 16,606.20 : x
  2. Step 2: Convert to fraction form
    29,180.76/40,269.20 = 16,606.20/x
  3. Step 3: Cross multiply
    29,180.76x = 40,269.20 × 16,606.20
  4. Step 4: Simplify right side
    29,180.76x = 668,718,389.04
  5. Step 5: Solve for x
    x = 668,718,389.04/29,180.76
  6. Step 6: Final answer
    x = 22,916.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.