Home / 192,349.86-265,516.88-172,171.14

Finding the Fourth Proportional to 192,349.86, 265,516.88 and 172,171.14

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Solution

The fourth proportional to 192,349.86, 265,516.88 and 172,171.14 is: 237,662.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,349.86 : 265,516.88 = 172,171.14 : x
  2. Step 2: Convert to fraction form
    192,349.86/265,516.88 = 172,171.14/x
  3. Step 3: Cross multiply
    192,349.86x = 265,516.88 × 172,171.14
  4. Step 4: Simplify right side
    192,349.86x = 45,714,343,057.99
  5. Step 5: Solve for x
    x = 45,714,343,057.99/192,349.86
  6. Step 6: Final answer
    x = 237,662.47

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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.