Home / 70,777.32-106,180.56-59,171.64

Finding the Fourth Proportional to 70,777.32, 106,180.56 and 59,171.64

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Solution

The fourth proportional to 70,777.32, 106,180.56 and 59,171.64 is: 88,769.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,777.32 : 106,180.56 = 59,171.64 : x
  2. Step 2: Convert to fraction form
    70,777.32/106,180.56 = 59,171.64/x
  3. Step 3: Cross multiply
    70,777.32x = 106,180.56 × 59,171.64
  4. Step 4: Simplify right side
    70,777.32x = 6,282,877,871.32
  5. Step 5: Solve for x
    x = 6,282,877,871.32/70,777.32
  6. Step 6: Final answer
    x = 88,769.65

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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.