Home / 162,716.67-243,983.61-111,483.18

Finding the Fourth Proportional to 162,716.67, 243,983.61 and 111,483.18

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Solution

The fourth proportional to 162,716.67, 243,983.61 and 111,483.18 is: 167,162.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,716.67 : 243,983.61 = 111,483.18 : x
  2. Step 2: Convert to fraction form
    162,716.67/243,983.61 = 111,483.18/x
  3. Step 3: Cross multiply
    162,716.67x = 243,983.61 × 111,483.18
  4. Step 4: Simplify right side
    162,716.67x = 27,200,068,710.68
  5. Step 5: Solve for x
    x = 27,200,068,710.68/162,716.67
  6. Step 6: Final answer
    x = 167,162.15

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1.5x scale

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.