Home / 56,961.20-85,441.80-37,934.30

Finding the Fourth Proportional to 56,961.20, 85,441.80 and 37,934.30

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Solution

The fourth proportional to 56,961.20, 85,441.80 and 37,934.30 is: 56,901.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,961.20 : 85,441.80 = 37,934.30 : x
  2. Step 2: Convert to fraction form
    56,961.20/85,441.80 = 37,934.30/x
  3. Step 3: Cross multiply
    56,961.20x = 85,441.80 × 37,934.30
  4. Step 4: Simplify right side
    56,961.20x = 3,241,174,873.74
  5. Step 5: Solve for x
    x = 3,241,174,873.74/56,961.20
  6. Step 6: Final answer
    x = 56,901.45

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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.