Home / 114,501.22-157,998.54-66,102.96

Finding the Fourth Proportional to 114,501.22, 157,998.54 and 66,102.96

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Solution

The fourth proportional to 114,501.22, 157,998.54 and 66,102.96 is: 91,214.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,501.22 : 157,998.54 = 66,102.96 : x
  2. Step 2: Convert to fraction form
    114,501.22/157,998.54 = 66,102.96/x
  3. Step 3: Cross multiply
    114,501.22x = 157,998.54 × 66,102.96
  4. Step 4: Simplify right side
    114,501.22x = 10,444,171,169.68
  5. Step 5: Solve for x
    x = 10,444,171,169.68/114,501.22
  6. Step 6: Final answer
    x = 91,214.50

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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.