Home / 199,670.06-275,543.30-109,026

Finding the Fourth Proportional to 199,670.06, 275,543.30 and 109,026

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Solution

The fourth proportional to 199,670.06, 275,543.30 and 109,026 is: 150,455.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,670.06 : 275,543.30 = 109,026 : x
  2. Step 2: Convert to fraction form
    199,670.06/275,543.30 = 109,026/x
  3. Step 3: Cross multiply
    199,670.06x = 275,543.30 × 109,026
  4. Step 4: Simplify right side
    199,670.06x = 30,041,384,098.37
  5. Step 5: Solve for x
    x = 30,041,384,098.37/199,670.06
  6. Step 6: Final answer
    x = 150,455.12

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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.