Home / 163,579.50-225,652.23-109,772.01

Finding the Fourth Proportional to 163,579.50, 225,652.23 and 109,772.01

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Solution

The fourth proportional to 163,579.50, 225,652.23 and 109,772.01 is: 151,426.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,579.50 : 225,652.23 = 109,772.01 : x
  2. Step 2: Convert to fraction form
    163,579.50/225,652.23 = 109,772.01/x
  3. Step 3: Cross multiply
    163,579.50x = 225,652.23 × 109,772.01
  4. Step 4: Simplify right side
    163,579.50x = 24,770,298,848.08
  5. Step 5: Solve for x
    x = 24,770,298,848.08/163,579.50
  6. Step 6: Final answer
    x = 151,426.67

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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.