Home / 200,419.66-276,502.18-114,383.42

Finding the Fourth Proportional to 200,419.66, 276,502.18 and 114,383.42

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Solution

The fourth proportional to 200,419.66, 276,502.18 and 114,383.42 is: 157,805.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,419.66 : 276,502.18 = 114,383.42 : x
  2. Step 2: Convert to fraction form
    200,419.66/276,502.18 = 114,383.42/x
  3. Step 3: Cross multiply
    200,419.66x = 276,502.18 × 114,383.42
  4. Step 4: Simplify right side
    200,419.66x = 31,627,264,985.86
  5. Step 5: Solve for x
    x = 31,627,264,985.86/200,419.66
  6. Step 6: Final answer
    x = 157,805.20

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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.