Home / 161,245.08-222,500.52-93,263.40

Finding the Fourth Proportional to 161,245.08, 222,500.52 and 93,263.40

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Solution

The fourth proportional to 161,245.08, 222,500.52 and 93,263.40 is: 128,693.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,245.08 : 222,500.52 = 93,263.40 : x
  2. Step 2: Convert to fraction form
    161,245.08/222,500.52 = 93,263.40/x
  3. Step 3: Cross multiply
    161,245.08x = 222,500.52 × 93,263.40
  4. Step 4: Simplify right side
    161,245.08x = 20,751,154,996.97
  5. Step 5: Solve for x
    x = 20,751,154,996.97/161,245.08
  6. Step 6: Final answer
    x = 128,693.26

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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.