Home / 122,767.66-169,407.39-69,051.52

Finding the Fourth Proportional to 122,767.66, 169,407.39 and 69,051.52

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Solution

The fourth proportional to 122,767.66, 169,407.39 and 69,051.52 is: 95,284.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,767.66 : 169,407.39 = 69,051.52 : x
  2. Step 2: Convert to fraction form
    122,767.66/169,407.39 = 69,051.52/x
  3. Step 3: Cross multiply
    122,767.66x = 169,407.39 × 69,051.52
  4. Step 4: Simplify right side
    122,767.66x = 11,697,837,778.73
  5. Step 5: Solve for x
    x = 11,697,837,778.73/122,767.66
  6. Step 6: Final answer
    x = 95,284.36

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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.