Home / 162,473.02-243,619-50,121.36

Finding the Fourth Proportional to 162,473.02, 243,619 and 50,121.36

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Solution

The fourth proportional to 162,473.02, 243,619 and 50,121.36 is: 75,154.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,473.02 : 243,619 = 50,121.36 : x
  2. Step 2: Convert to fraction form
    162,473.02/243,619 = 50,121.36/x
  3. Step 3: Cross multiply
    162,473.02x = 243,619 × 50,121.36
  4. Step 4: Simplify right side
    162,473.02x = 12,210,515,601.84
  5. Step 5: Solve for x
    x = 12,210,515,601.84/162,473.02
  6. Step 6: Final answer
    x = 75,154.11

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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.