Home / 207,350.40-286,143.24-116,707.02

Finding the Fourth Proportional to 207,350.40, 286,143.24 and 116,707.02

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Solution

The fourth proportional to 207,350.40, 286,143.24 and 116,707.02 is: 161,055.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,350.40 : 286,143.24 = 116,707.02 : x
  2. Step 2: Convert to fraction form
    207,350.40/286,143.24 = 116,707.02/x
  3. Step 3: Cross multiply
    207,350.40x = 286,143.24 × 116,707.02
  4. Step 4: Simplify right side
    207,350.40x = 33,394,924,833.54
  5. Step 5: Solve for x
    x = 33,394,924,833.54/207,350.40
  6. Step 6: Final answer
    x = 161,055.51

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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.