Home / 192,349.85-265,516.88-172,171.13

Finding the Fourth Proportional to 192,349.85, 265,516.88 and 172,171.13

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Solution

The fourth proportional to 192,349.85, 265,516.88 and 172,171.13 is: 237,662.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,349.85 : 265,516.88 = 172,171.13 : x
  2. Step 2: Convert to fraction form
    192,349.85/265,516.88 = 172,171.13/x
  3. Step 3: Cross multiply
    192,349.85x = 265,516.88 × 172,171.13
  4. Step 4: Simplify right side
    192,349.85x = 45,714,341,263.67
  5. Step 5: Solve for x
    x = 45,714,341,263.67/192,349.85
  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.