Home / 192,350.85-265,518.26-172,172.13

Finding the Fourth Proportional to 192,350.85, 265,518.26 and 172,172.13

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Solution

The fourth proportional to 192,350.85, 265,518.26 and 172,172.13 is: 237,663.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,350.85 : 265,518.26 = 172,172.13 : x
  2. Step 2: Convert to fraction form
    192,350.85/265,518.26 = 172,172.13/x
  3. Step 3: Cross multiply
    192,350.85x = 265,518.26 × 172,172.13
  4. Step 4: Simplify right side
    192,350.85x = 45,714,844,378.09
  5. Step 5: Solve for x
    x = 45,714,844,378.09/192,350.85
  6. Step 6: Final answer
    x = 237,663.85

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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.