Home / 102,223.76-153,360.23-43,076.34

Finding the Fourth Proportional to 102,223.76, 153,360.23 and 43,076.34

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Solution

The fourth proportional to 102,223.76, 153,360.23 and 43,076.34 is: 64,624.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,223.76 : 153,360.23 = 43,076.34 : x
  2. Step 2: Convert to fraction form
    102,223.76/153,360.23 = 43,076.34/x
  3. Step 3: Cross multiply
    102,223.76x = 153,360.23 × 43,076.34
  4. Step 4: Simplify right side
    102,223.76x = 6,606,197,194.58
  5. Step 5: Solve for x
    x = 6,606,197,194.58/102,223.76
  6. Step 6: Final answer
    x = 64,624.87

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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.