Home / 162,509.28-243,794.44-73,769.02

Finding the Fourth Proportional to 162,509.28, 243,794.44 and 73,769.02

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Solution

The fourth proportional to 162,509.28, 243,794.44 and 73,769.02 is: 110,667.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,509.28 : 243,794.44 = 73,769.02 : x
  2. Step 2: Convert to fraction form
    162,509.28/243,794.44 = 73,769.02/x
  3. Step 3: Cross multiply
    162,509.28x = 243,794.44 × 73,769.02
  4. Step 4: Simplify right side
    162,509.28x = 17,984,476,920.25
  5. Step 5: Solve for x
    x = 17,984,476,920.25/162,509.28
  6. Step 6: Final answer
    x = 110,667.38

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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.