Home / 84,223.23-126,267.76-48,644.07

Finding the Fourth Proportional to 84,223.23, 126,267.76 and 48,644.07

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Solution

The fourth proportional to 84,223.23, 126,267.76 and 48,644.07 is: 72,927.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,223.23 : 126,267.76 = 48,644.07 : x
  2. Step 2: Convert to fraction form
    84,223.23/126,267.76 = 48,644.07/x
  3. Step 3: Cross multiply
    84,223.23x = 126,267.76 × 48,644.07
  4. Step 4: Simplify right side
    84,223.23x = 6,142,177,756.18
  5. Step 5: Solve for x
    x = 6,142,177,756.18/84,223.23
  6. Step 6: Final answer
    x = 72,927.36

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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.