Home / 188,247.52-280,710.68-162,120.16

Finding the Fourth Proportional to 188,247.52, 280,710.68 and 162,120.16

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Solution

The fourth proportional to 188,247.52, 280,710.68 and 162,120.16 is: 241,750.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,247.52 : 280,710.68 = 162,120.16 : x
  2. Step 2: Convert to fraction form
    188,247.52/280,710.68 = 162,120.16/x
  3. Step 3: Cross multiply
    188,247.52x = 280,710.68 × 162,120.16
  4. Step 4: Simplify right side
    188,247.52x = 45,508,860,355.31
  5. Step 5: Solve for x
    x = 45,508,860,355.31/188,247.52
  6. Step 6: Final answer
    x = 241,750.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.