Home / 200,434.18-276,603.60-114,391.45

Finding the Fourth Proportional to 200,434.18, 276,603.60 and 114,391.45

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Solution

The fourth proportional to 200,434.18, 276,603.60 and 114,391.45 is: 157,862.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,434.18 : 276,603.60 = 114,391.45 : x
  2. Step 2: Convert to fraction form
    200,434.18/276,603.60 = 114,391.45/x
  3. Step 3: Cross multiply
    200,434.18x = 276,603.60 × 114,391.45
  4. Step 4: Simplify right side
    200,434.18x = 31,641,085,496.20
  5. Step 5: Solve for x
    x = 31,641,085,496.20/200,434.18
  6. Step 6: Final answer
    x = 157,862.73

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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.