Home / 148,200.30-222,300.45-98,606.70

Finding the Fourth Proportional to 148,200.30, 222,300.45 and 98,606.70

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Solution

The fourth proportional to 148,200.30, 222,300.45 and 98,606.70 is: 147,910.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,200.30 : 222,300.45 = 98,606.70 : x
  2. Step 2: Convert to fraction form
    148,200.30/222,300.45 = 98,606.70/x
  3. Step 3: Cross multiply
    148,200.30x = 222,300.45 × 98,606.70
  4. Step 4: Simplify right side
    148,200.30x = 21,920,313,783.02
  5. Step 5: Solve for x
    x = 21,920,313,783.02/148,200.30
  6. Step 6: Final answer
    x = 147,910.05

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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.