Home / 49,060.55-73,598.29-20,980.69

Finding the Fourth Proportional to 49,060.55, 73,598.29 and 20,980.69

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Solution

The fourth proportional to 49,060.55, 73,598.29 and 20,980.69 is: 31,474.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,060.55 : 73,598.29 = 20,980.69 : x
  2. Step 2: Convert to fraction form
    49,060.55/73,598.29 = 20,980.69/x
  3. Step 3: Cross multiply
    49,060.55x = 73,598.29 × 20,980.69
  4. Step 4: Simplify right side
    49,060.55x = 1,544,142,670.57
  5. Step 5: Solve for x
    x = 1,544,142,670.57/49,060.55
  6. Step 6: Final answer
    x = 31,474.22

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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.