Home / 243,628.02-365,481.45-75,108.94

Finding the Fourth Proportional to 243,628.02, 365,481.45 and 75,108.94

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Solution

The fourth proportional to 243,628.02, 365,481.45 and 75,108.94 is: 112,675.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,628.02 : 365,481.45 = 75,108.94 : x
  2. Step 2: Convert to fraction form
    243,628.02/365,481.45 = 75,108.94/x
  3. Step 3: Cross multiply
    243,628.02x = 365,481.45 × 75,108.94
  4. Step 4: Simplify right side
    243,628.02x = 27,450,923,385.46
  5. Step 5: Solve for x
    x = 27,450,923,385.46/243,628.02
  6. Step 6: Final answer
    x = 112,675.56

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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.