Home / 130,272.77-195,066.56-104,837.04

Finding the Fourth Proportional to 130,272.77, 195,066.56 and 104,837.04

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Solution

The fourth proportional to 130,272.77, 195,066.56 and 104,837.04 is: 156,979.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,272.77 : 195,066.56 = 104,837.04 : x
  2. Step 2: Convert to fraction form
    130,272.77/195,066.56 = 104,837.04/x
  3. Step 3: Cross multiply
    130,272.77x = 195,066.56 × 104,837.04
  4. Step 4: Simplify right side
    130,272.77x = 20,450,201,015.48
  5. Step 5: Solve for x
    x = 20,450,201,015.48/130,272.77
  6. Step 6: Final answer
    x = 156,979.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.