Home / 205,261.64-283,186.18-120,362.28

Finding the Fourth Proportional to 205,261.64, 283,186.18 and 120,362.28

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Solution

The fourth proportional to 205,261.64, 283,186.18 and 120,362.28 is: 166,056.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,261.64 : 283,186.18 = 120,362.28 : x
  2. Step 2: Convert to fraction form
    205,261.64/283,186.18 = 120,362.28/x
  3. Step 3: Cross multiply
    205,261.64x = 283,186.18 × 120,362.28
  4. Step 4: Simplify right side
    205,261.64x = 34,084,934,289.29
  5. Step 5: Solve for x
    x = 34,084,934,289.29/205,261.64
  6. Step 6: Final answer
    x = 166,056.04

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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.