Home / 161,724.90-242,587.35-136,064.10

Finding the Fourth Proportional to 161,724.90, 242,587.35 and 136,064.10

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Solution

The fourth proportional to 161,724.90, 242,587.35 and 136,064.10 is: 204,096.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,724.90 : 242,587.35 = 136,064.10 : x
  2. Step 2: Convert to fraction form
    161,724.90/242,587.35 = 136,064.10/x
  3. Step 3: Cross multiply
    161,724.90x = 242,587.35 × 136,064.10
  4. Step 4: Simplify right side
    161,724.90x = 33,007,429,449.14
  5. Step 5: Solve for x
    x = 33,007,429,449.14/161,724.90
  6. Step 6: Final answer
    x = 204,096.15

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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.