Home / 117,380.01-162,047.18-91,832.07

Finding the Fourth Proportional to 117,380.01, 162,047.18 and 91,832.07

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Solution

The fourth proportional to 117,380.01, 162,047.18 and 91,832.07 is: 126,777.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,380.01 : 162,047.18 = 91,832.07 : x
  2. Step 2: Convert to fraction form
    117,380.01/162,047.18 = 91,832.07/x
  3. Step 3: Cross multiply
    117,380.01x = 162,047.18 × 91,832.07
  4. Step 4: Simplify right side
    117,380.01x = 14,881,127,517.90
  5. Step 5: Solve for x
    x = 14,881,127,517.90/117,380.01
  6. Step 6: Final answer
    x = 126,777.36

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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.