Home / 161,500.64-222,878.18-93,520.58

Finding the Fourth Proportional to 161,500.64, 222,878.18 and 93,520.58

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Solution

The fourth proportional to 161,500.64, 222,878.18 and 93,520.58 is: 129,062.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,500.64 : 222,878.18 = 93,520.58 : x
  2. Step 2: Convert to fraction form
    161,500.64/222,878.18 = 93,520.58/x
  3. Step 3: Cross multiply
    161,500.64x = 222,878.18 × 93,520.58
  4. Step 4: Simplify right side
    161,500.64x = 20,843,695,782.35
  5. Step 5: Solve for x
    x = 20,843,695,782.35/161,500.64
  6. Step 6: Final answer
    x = 129,062.62

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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.