Home / 119,693.44-165,200.08-68,736.16

Finding the Fourth Proportional to 119,693.44, 165,200.08 and 68,736.16

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Solution

The fourth proportional to 119,693.44, 165,200.08 and 68,736.16 is: 94,869.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,693.44 : 165,200.08 = 68,736.16 : x
  2. Step 2: Convert to fraction form
    119,693.44/165,200.08 = 68,736.16/x
  3. Step 3: Cross multiply
    119,693.44x = 165,200.08 × 68,736.16
  4. Step 4: Simplify right side
    119,693.44x = 11,355,219,130.89
  5. Step 5: Solve for x
    x = 11,355,219,130.89/119,693.44
  6. Step 6: Final answer
    x = 94,869.19

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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.