Home / 116,829.16-161,224.40-63,114.16

Finding the Fourth Proportional to 116,829.16, 161,224.40 and 63,114.16

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Solution

The fourth proportional to 116,829.16, 161,224.40 and 63,114.16 is: 87,097.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,829.16 : 161,224.40 = 63,114.16 : x
  2. Step 2: Convert to fraction form
    116,829.16/161,224.40 = 63,114.16/x
  3. Step 3: Cross multiply
    116,829.16x = 161,224.40 × 63,114.16
  4. Step 4: Simplify right side
    116,829.16x = 10,175,542,577.50
  5. Step 5: Solve for x
    x = 10,175,542,577.50/116,829.16
  6. Step 6: Final answer
    x = 87,097.63

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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.