Home / 107,001.58-147,662.62-59,253.90

Finding the Fourth Proportional to 107,001.58, 147,662.62 and 59,253.90

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Solution

The fourth proportional to 107,001.58, 147,662.62 and 59,253.90 is: 81,770.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,001.58 : 147,662.62 = 59,253.90 : x
  2. Step 2: Convert to fraction form
    107,001.58/147,662.62 = 59,253.90/x
  3. Step 3: Cross multiply
    107,001.58x = 147,662.62 × 59,253.90
  4. Step 4: Simplify right side
    107,001.58x = 8,749,586,119.22
  5. Step 5: Solve for x
    x = 8,749,586,119.22/107,001.58
  6. Step 6: Final answer
    x = 81,770.63

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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.