Home / 207,928.58-286,943.15-114,797.31

Finding the Fourth Proportional to 207,928.58, 286,943.15 and 114,797.31

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Solution

The fourth proportional to 207,928.58, 286,943.15 and 114,797.31 is: 158,421.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,928.58 : 286,943.15 = 114,797.31 : x
  2. Step 2: Convert to fraction form
    207,928.58/286,943.15 = 114,797.31/x
  3. Step 3: Cross multiply
    207,928.58x = 286,943.15 × 114,797.31
  4. Step 4: Simplify right side
    207,928.58x = 32,940,300,953.88
  5. Step 5: Solve for x
    x = 32,940,300,953.88/207,928.58
  6. Step 6: Final answer
    x = 158,421.23

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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.