Home / 117,025.50-161,497.62-69,261.42

Finding the Fourth Proportional to 117,025.50, 161,497.62 and 69,261.42

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Solution

The fourth proportional to 117,025.50, 161,497.62 and 69,261.42 is: 95,582.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,025.50 : 161,497.62 = 69,261.42 : x
  2. Step 2: Convert to fraction form
    117,025.50/161,497.62 = 69,261.42/x
  3. Step 3: Cross multiply
    117,025.50x = 161,497.62 × 69,261.42
  4. Step 4: Simplify right side
    117,025.50x = 11,185,554,487.82
  5. Step 5: Solve for x
    x = 11,185,554,487.82/117,025.50
  6. Step 6: Final answer
    x = 95,582.20

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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.