Home / 102,001.37-140,718.24-63,694.42

Finding the Fourth Proportional to 102,001.37, 140,718.24 and 63,694.42

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Solution

The fourth proportional to 102,001.37, 140,718.24 and 63,694.42 is: 87,871.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,001.37 : 140,718.24 = 63,694.42 : x
  2. Step 2: Convert to fraction form
    102,001.37/140,718.24 = 63,694.42/x
  3. Step 3: Cross multiply
    102,001.37x = 140,718.24 × 63,694.42
  4. Step 4: Simplify right side
    102,001.37x = 8,962,966,094.76
  5. Step 5: Solve for x
    x = 8,962,966,094.76/102,001.37
  6. Step 6: Final answer
    x = 87,871.03

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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.