Home / 161,624.08-222,823.86-113,160.85

Finding the Fourth Proportional to 161,624.08, 222,823.86 and 113,160.85

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Solution

The fourth proportional to 161,624.08, 222,823.86 and 113,160.85 is: 156,009.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,624.08 : 222,823.86 = 113,160.85 : x
  2. Step 2: Convert to fraction form
    161,624.08/222,823.86 = 113,160.85/x
  3. Step 3: Cross multiply
    161,624.08x = 222,823.86 × 113,160.85
  4. Step 4: Simplify right side
    161,624.08x = 25,214,937,053.00
  5. Step 5: Solve for x
    x = 25,214,937,053.00/161,624.08
  6. Step 6: Final answer
    x = 156,009.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.