Home / 153,066.22-211,233.92-84,158.60

Finding the Fourth Proportional to 153,066.22, 211,233.92 and 84,158.60

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Solution

The fourth proportional to 153,066.22, 211,233.92 and 84,158.60 is: 116,140.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,066.22 : 211,233.92 = 84,158.60 : x
  2. Step 2: Convert to fraction form
    153,066.22/211,233.92 = 84,158.60/x
  3. Step 3: Cross multiply
    153,066.22x = 211,233.92 × 84,158.60
  4. Step 4: Simplify right side
    153,066.22x = 17,777,150,585.33
  5. Step 5: Solve for x
    x = 17,777,150,585.33/153,066.22
  6. Step 6: Final answer
    x = 116,140.26

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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.