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Finding the Fourth Proportional to 180,130.65, 248,593.17 and 99,556.44

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Solution

The fourth proportional to 180,130.65, 248,593.17 and 99,556.44 is: 137,395.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,130.65 : 248,593.17 = 99,556.44 : x
  2. Step 2: Convert to fraction form
    180,130.65/248,593.17 = 99,556.44/x
  3. Step 3: Cross multiply
    180,130.65x = 248,593.17 × 99,556.44
  4. Step 4: Simplify right side
    180,130.65x = 24,749,050,764.62
  5. Step 5: Solve for x
    x = 24,749,050,764.62/180,130.65
  6. Step 6: Final answer
    x = 137,395.00

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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.