Home / 204,029.60-306,044.40-144,543.20

Finding the Fourth Proportional to 204,029.60, 306,044.40 and 144,543.20

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Solution

The fourth proportional to 204,029.60, 306,044.40 and 144,543.20 is: 216,814.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,029.60 : 306,044.40 = 144,543.20 : x
  2. Step 2: Convert to fraction form
    204,029.60/306,044.40 = 144,543.20/x
  3. Step 3: Cross multiply
    204,029.60x = 306,044.40 × 144,543.20
  4. Step 4: Simplify right side
    204,029.60x = 44,236,636,918.08
  5. Step 5: Solve for x
    x = 44,236,636,918.08/204,029.60
  6. Step 6: Final answer
    x = 216,814.80

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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.