Home / 43,258.10-64,887.15-16,963.70

Finding the Fourth Proportional to 43,258.10, 64,887.15 and 16,963.70

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Solution

The fourth proportional to 43,258.10, 64,887.15 and 16,963.70 is: 25,445.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,258.10 : 64,887.15 = 16,963.70 : x
  2. Step 2: Convert to fraction form
    43,258.10/64,887.15 = 16,963.70/x
  3. Step 3: Cross multiply
    43,258.10x = 64,887.15 × 16,963.70
  4. Step 4: Simplify right side
    43,258.10x = 1,100,726,146.46
  5. Step 5: Solve for x
    x = 1,100,726,146.46/43,258.10
  6. Step 6: Final answer
    x = 25,445.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.