Home / 162,675.06-243,694.79-112,065.15

Finding the Fourth Proportional to 162,675.06, 243,694.79 and 112,065.15

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Solution

The fourth proportional to 162,675.06, 243,694.79 and 112,065.15 is: 167,878.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,675.06 : 243,694.79 = 112,065.15 : x
  2. Step 2: Convert to fraction form
    162,675.06/243,694.79 = 112,065.15/x
  3. Step 3: Cross multiply
    162,675.06x = 243,694.79 × 112,065.15
  4. Step 4: Simplify right side
    162,675.06x = 27,309,692,070.76
  5. Step 5: Solve for x
    x = 27,309,692,070.76/162,675.06
  6. Step 6: Final answer
    x = 167,878.79

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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.