Home / 122,833.32-169,475.93-73,762.28

Finding the Fourth Proportional to 122,833.32, 169,475.93 and 73,762.28

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Solution

The fourth proportional to 122,833.32, 169,475.93 and 73,762.28 is: 101,771.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,833.32 : 169,475.93 = 73,762.28 : x
  2. Step 2: Convert to fraction form
    122,833.32/169,475.93 = 73,762.28/x
  3. Step 3: Cross multiply
    122,833.32x = 169,475.93 × 73,762.28
  4. Step 4: Simplify right side
    122,833.32x = 12,500,929,785.73
  5. Step 5: Solve for x
    x = 12,500,929,785.73/122,833.32
  6. Step 6: Final answer
    x = 101,771.49

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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.