Home / 188,790.22-260,343.75-172,404.46

Finding the Fourth Proportional to 188,790.22, 260,343.75 and 172,404.46

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Solution

The fourth proportional to 188,790.22, 260,343.75 and 172,404.46 is: 237,747.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,790.22 : 260,343.75 = 172,404.46 : x
  2. Step 2: Convert to fraction form
    188,790.22/260,343.75 = 172,404.46/x
  3. Step 3: Cross multiply
    188,790.22x = 260,343.75 × 172,404.46
  4. Step 4: Simplify right side
    188,790.22x = 44,884,423,633.13
  5. Step 5: Solve for x
    x = 44,884,423,633.13/188,790.22
  6. Step 6: Final answer
    x = 237,747.61

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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.