Home / 122,568.90-169,164.77-114,564.48

Finding the Fourth Proportional to 122,568.90, 169,164.77 and 114,564.48

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Solution

The fourth proportional to 122,568.90, 169,164.77 and 114,564.48 is: 158,117.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,568.90 : 169,164.77 = 114,564.48 : x
  2. Step 2: Convert to fraction form
    122,568.90/169,164.77 = 114,564.48/x
  3. Step 3: Cross multiply
    122,568.90x = 169,164.77 × 114,564.48
  4. Step 4: Simplify right side
    122,568.90x = 19,380,273,336.55
  5. Step 5: Solve for x
    x = 19,380,273,336.55/122,568.90
  6. Step 6: Final answer
    x = 158,117.38

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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.