Home / 220,194.30-330,291.45-144,086.70

Finding the Fourth Proportional to 220,194.30, 330,291.45 and 144,086.70

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Solution

The fourth proportional to 220,194.30, 330,291.45 and 144,086.70 is: 216,130.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,194.30 : 330,291.45 = 144,086.70 : x
  2. Step 2: Convert to fraction form
    220,194.30/330,291.45 = 144,086.70/x
  3. Step 3: Cross multiply
    220,194.30x = 330,291.45 × 144,086.70
  4. Step 4: Simplify right side
    220,194.30x = 47,590,605,068.72
  5. Step 5: Solve for x
    x = 47,590,605,068.72/220,194.30
  6. Step 6: Final answer
    x = 216,130.05

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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.