Home / 117,091.00-161,585.55-63,376.46

Finding the Fourth Proportional to 117,091.00, 161,585.55 and 63,376.46

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Solution

The fourth proportional to 117,091.00, 161,585.55 and 63,376.46 is: 87,459.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,091.00 : 161,585.55 = 63,376.46 : x
  2. Step 2: Convert to fraction form
    117,091.00/161,585.55 = 63,376.46/x
  3. Step 3: Cross multiply
    117,091.00x = 161,585.55 × 63,376.46
  4. Step 4: Simplify right side
    117,091.00x = 10,240,719,944.17
  5. Step 5: Solve for x
    x = 10,240,719,944.17/117,091.00
  6. Step 6: Final answer
    x = 87,459.50

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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.