Home / 57,191.65-78,927.40-32,983.62

Finding the Fourth Proportional to 57,191.65, 78,927.40 and 32,983.62

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Solution

The fourth proportional to 57,191.65, 78,927.40 and 32,983.62 is: 45,519.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,191.65 : 78,927.40 = 32,983.62 : x
  2. Step 2: Convert to fraction form
    57,191.65/78,927.40 = 32,983.62/x
  3. Step 3: Cross multiply
    57,191.65x = 78,927.40 × 32,983.62
  4. Step 4: Simplify right side
    57,191.65x = 2,603,311,372.87
  5. Step 5: Solve for x
    x = 2,603,311,372.87/57,191.65
  6. Step 6: Final answer
    x = 45,519.08

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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.