Home / 117,998.28-162,678.42-114,329.16

Finding the Fourth Proportional to 117,998.28, 162,678.42 and 114,329.16

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Solution

The fourth proportional to 117,998.28, 162,678.42 and 114,329.16 is: 157,619.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,998.28 : 162,678.42 = 114,329.16 : x
  2. Step 2: Convert to fraction form
    117,998.28/162,678.42 = 114,329.16/x
  3. Step 3: Cross multiply
    117,998.28x = 162,678.42 × 114,329.16
  4. Step 4: Simplify right side
    117,998.28x = 18,598,887,108.73
  5. Step 5: Solve for x
    x = 18,598,887,108.73/117,998.28
  6. Step 6: Final answer
    x = 157,619.98

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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.