Home / 122,512.32-169,145.28-95,607.36

Finding the Fourth Proportional to 122,512.32, 169,145.28 and 95,607.36

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Solution

The fourth proportional to 122,512.32, 169,145.28 and 95,607.36 is: 131,999.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,512.32 : 169,145.28 = 95,607.36 : x
  2. Step 2: Convert to fraction form
    122,512.32/169,145.28 = 95,607.36/x
  3. Step 3: Cross multiply
    122,512.32x = 169,145.28 × 95,607.36
  4. Step 4: Simplify right side
    122,512.32x = 16,171,533,677.26
  5. Step 5: Solve for x
    x = 16,171,533,677.26/122,512.32
  6. Step 6: Final answer
    x = 131,999.24

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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.