Home / 29,160.30-43,682.85-17,438.70

Finding the Fourth Proportional to 29,160.30, 43,682.85 and 17,438.70

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Solution

The fourth proportional to 29,160.30, 43,682.85 and 17,438.70 is: 26,123.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,160.30 : 43,682.85 = 17,438.70 : x
  2. Step 2: Convert to fraction form
    29,160.30/43,682.85 = 17,438.70/x
  3. Step 3: Cross multiply
    29,160.30x = 43,682.85 × 17,438.70
  4. Step 4: Simplify right side
    29,160.30x = 761,772,116.30
  5. Step 5: Solve for x
    x = 761,772,116.30/29,160.30
  6. Step 6: Final answer
    x = 26,123.60

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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.