Home / 181,480.02-250,442.64-100,906.68

Finding the Fourth Proportional to 181,480.02, 250,442.64 and 100,906.68

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Solution

The fourth proportional to 181,480.02, 250,442.64 and 100,906.68 is: 139,251.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,480.02 : 250,442.64 = 100,906.68 : x
  2. Step 2: Convert to fraction form
    181,480.02/250,442.64 = 100,906.68/x
  3. Step 3: Cross multiply
    181,480.02x = 250,442.64 × 100,906.68
  4. Step 4: Simplify right side
    181,480.02x = 25,271,335,332.84
  5. Step 5: Solve for x
    x = 25,271,335,332.84/181,480.02
  6. Step 6: Final answer
    x = 139,251.34

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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.