Home / 172,927.20-258,613.20-144,933.60

Finding the Fourth Proportional to 172,927.20, 258,613.20 and 144,933.60

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Solution

The fourth proportional to 172,927.20, 258,613.20 and 144,933.60 is: 216,748.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,927.20 : 258,613.20 = 144,933.60 : x
  2. Step 2: Convert to fraction form
    172,927.20/258,613.20 = 144,933.60/x
  3. Step 3: Cross multiply
    172,927.20x = 258,613.20 × 144,933.60
  4. Step 4: Simplify right side
    172,927.20x = 37,481,742,083.52
  5. Step 5: Solve for x
    x = 37,481,742,083.52/172,927.20
  6. Step 6: Final answer
    x = 216,748.68

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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.