Home / 29,157.85-43,732.08-10,434.40

Finding the Fourth Proportional to 29,157.85, 43,732.08 and 10,434.40

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Solution

The fourth proportional to 29,157.85, 43,732.08 and 10,434.40 is: 15,649.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,157.85 : 43,732.08 = 10,434.40 : x
  2. Step 2: Convert to fraction form
    29,157.85/43,732.08 = 10,434.40/x
  3. Step 3: Cross multiply
    29,157.85x = 43,732.08 × 10,434.40
  4. Step 4: Simplify right side
    29,157.85x = 456,317,796.89
  5. Step 5: Solve for x
    x = 456,317,796.89/29,157.85
  6. Step 6: Final answer
    x = 15,649.92

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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.