Home / 134,006.64-185,015.70-83,073.80

Finding the Fourth Proportional to 134,006.64, 185,015.70 and 83,073.80

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Solution

The fourth proportional to 134,006.64, 185,015.70 and 83,073.80 is: 114,695.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,006.64 : 185,015.70 = 83,073.80 : x
  2. Step 2: Convert to fraction form
    134,006.64/185,015.70 = 83,073.80/x
  3. Step 3: Cross multiply
    134,006.64x = 185,015.70 × 83,073.80
  4. Step 4: Simplify right side
    134,006.64x = 15,369,957,258.66
  5. Step 5: Solve for x
    x = 15,369,957,258.66/134,006.64
  6. Step 6: Final answer
    x = 114,695.49

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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.