Home / 230,670.80-346,024.02-72,911.96

Finding the Fourth Proportional to 230,670.80, 346,024.02 and 72,911.96

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Solution

The fourth proportional to 230,670.80, 346,024.02 and 72,911.96 is: 109,373.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,670.80 : 346,024.02 = 72,911.96 : x
  2. Step 2: Convert to fraction form
    230,670.80/346,024.02 = 72,911.96/x
  3. Step 3: Cross multiply
    230,670.80x = 346,024.02 × 72,911.96
  4. Step 4: Simplify right side
    230,670.80x = 25,229,289,505.28
  5. Step 5: Solve for x
    x = 25,229,289,505.28/230,670.80
  6. Step 6: Final answer
    x = 109,373.57

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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.