Home / 161,189.92-222,429.04-93,211.32

Finding the Fourth Proportional to 161,189.92, 222,429.04 and 93,211.32

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Solution

The fourth proportional to 161,189.92, 222,429.04 and 93,211.32 is: 128,624.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,189.92 : 222,429.04 = 93,211.32 : x
  2. Step 2: Convert to fraction form
    161,189.92/222,429.04 = 93,211.32/x
  3. Step 3: Cross multiply
    161,189.92x = 222,429.04 × 93,211.32
  4. Step 4: Simplify right side
    161,189.92x = 20,732,904,424.73
  5. Step 5: Solve for x
    x = 20,732,904,424.73/161,189.92
  6. Step 6: Final answer
    x = 128,624.08

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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.