Home / 83,117.26-114,702.24-45,391.51

Finding the Fourth Proportional to 83,117.26, 114,702.24 and 45,391.51

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Solution

The fourth proportional to 83,117.26, 114,702.24 and 45,391.51 is: 62,640.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,117.26 : 114,702.24 = 45,391.51 : x
  2. Step 2: Convert to fraction form
    83,117.26/114,702.24 = 45,391.51/x
  3. Step 3: Cross multiply
    83,117.26x = 114,702.24 × 45,391.51
  4. Step 4: Simplify right side
    83,117.26x = 5,206,507,873.98
  5. Step 5: Solve for x
    x = 5,206,507,873.98/83,117.26
  6. Step 6: Final answer
    x = 62,640.51

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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.