Home / 209,334.14-314,050.20-69,092.62

Finding the Fourth Proportional to 209,334.14, 314,050.20 and 69,092.62

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Solution

The fourth proportional to 209,334.14, 314,050.20 and 69,092.62 is: 103,655.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,334.14 : 314,050.20 = 69,092.62 : x
  2. Step 2: Convert to fraction form
    209,334.14/314,050.20 = 69,092.62/x
  3. Step 3: Cross multiply
    209,334.14x = 314,050.20 × 69,092.62
  4. Step 4: Simplify right side
    209,334.14x = 21,698,551,129.52
  5. Step 5: Solve for x
    x = 21,698,551,129.52/209,334.14
  6. Step 6: Final answer
    x = 103,655.10

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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.