Home / 209,794.16-314,688.92-125,577.83

Finding the Fourth Proportional to 209,794.16, 314,688.92 and 125,577.83

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Solution

The fourth proportional to 209,794.16, 314,688.92 and 125,577.83 is: 188,365.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,794.16 : 314,688.92 = 125,577.83 : x
  2. Step 2: Convert to fraction form
    209,794.16/314,688.92 = 125,577.83/x
  3. Step 3: Cross multiply
    209,794.16x = 314,688.92 × 125,577.83
  4. Step 4: Simplify right side
    209,794.16x = 39,517,949,497.31
  5. Step 5: Solve for x
    x = 39,517,949,497.31/209,794.16
  6. Step 6: Final answer
    x = 188,365.35

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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.