Home / 156,357.87-234,534.57-38,029.42

Finding the Fourth Proportional to 156,357.87, 234,534.57 and 38,029.42

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Solution

The fourth proportional to 156,357.87, 234,534.57 and 38,029.42 is: 57,043.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,357.87 : 234,534.57 = 38,029.42 : x
  2. Step 2: Convert to fraction form
    156,357.87/234,534.57 = 38,029.42/x
  3. Step 3: Cross multiply
    156,357.87x = 234,534.57 × 38,029.42
  4. Step 4: Simplify right side
    156,357.87x = 8,919,213,667.05
  5. Step 5: Solve for x
    x = 8,919,213,667.05/156,357.87
  6. Step 6: Final answer
    x = 57,043.59

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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.