Home / 208,772.09-313,197.15-94,928.26

Finding the Fourth Proportional to 208,772.09, 313,197.15 and 94,928.26

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Solution

The fourth proportional to 208,772.09, 313,197.15 and 94,928.26 is: 142,410.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,772.09 : 313,197.15 = 94,928.26 : x
  2. Step 2: Convert to fraction form
    208,772.09/313,197.15 = 94,928.26/x
  3. Step 3: Cross multiply
    208,772.09x = 313,197.15 × 94,928.26
  4. Step 4: Simplify right side
    208,772.09x = 29,731,260,011.82
  5. Step 5: Solve for x
    x = 29,731,260,011.82/208,772.09
  6. Step 6: Final answer
    x = 142,410.13

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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.