Home / 122,817.44-169,487.74-69,102.52

Finding the Fourth Proportional to 122,817.44, 169,487.74 and 69,102.52

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Solution

The fourth proportional to 122,817.44, 169,487.74 and 69,102.52 is: 95,361.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,817.44 : 169,487.74 = 69,102.52 : x
  2. Step 2: Convert to fraction form
    122,817.44/169,487.74 = 69,102.52/x
  3. Step 3: Cross multiply
    122,817.44x = 169,487.74 × 69,102.52
  4. Step 4: Simplify right side
    122,817.44x = 11,712,029,605.76
  5. Step 5: Solve for x
    x = 11,712,029,605.76/122,817.44
  6. Step 6: Final answer
    x = 95,361.29

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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.