Home / 220,542.42-304,236.30-144,106.20

Finding the Fourth Proportional to 220,542.42, 304,236.30 and 144,106.20

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Solution

The fourth proportional to 220,542.42, 304,236.30 and 144,106.20 is: 198,793.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,542.42 : 304,236.30 = 144,106.20 : x
  2. Step 2: Convert to fraction form
    220,542.42/304,236.30 = 144,106.20/x
  3. Step 3: Cross multiply
    220,542.42x = 304,236.30 × 144,106.20
  4. Step 4: Simplify right side
    220,542.42x = 43,842,337,095.06
  5. Step 5: Solve for x
    x = 43,842,337,095.06/220,542.42
  6. Step 6: Final answer
    x = 198,793.22

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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.