Home / 207,427.28-286,255.06-116,786.58

Finding the Fourth Proportional to 207,427.28, 286,255.06 and 116,786.58

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Solution

The fourth proportional to 207,427.28, 286,255.06 and 116,786.58 is: 161,168.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,427.28 : 286,255.06 = 116,786.58 : x
  2. Step 2: Convert to fraction form
    207,427.28/286,255.06 = 116,786.58/x
  3. Step 3: Cross multiply
    207,427.28x = 286,255.06 × 116,786.58
  4. Step 4: Simplify right side
    207,427.28x = 33,430,749,465.09
  5. Step 5: Solve for x
    x = 33,430,749,465.09/207,427.28
  6. Step 6: Final answer
    x = 161,168.53

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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.