Home / 117,526.12-162,187.20-63,811.56

Finding the Fourth Proportional to 117,526.12, 162,187.20 and 63,811.56

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Solution

The fourth proportional to 117,526.12, 162,187.20 and 63,811.56 is: 88,060.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,526.12 : 162,187.20 = 63,811.56 : x
  2. Step 2: Convert to fraction form
    117,526.12/162,187.20 = 63,811.56/x
  3. Step 3: Cross multiply
    117,526.12x = 162,187.20 × 63,811.56
  4. Step 4: Simplify right side
    117,526.12x = 10,349,418,244.03
  5. Step 5: Solve for x
    x = 10,349,418,244.03/117,526.12
  6. Step 6: Final answer
    x = 88,060.58

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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.