Home / 147,254.60-203,212.32-83,593.46

Finding the Fourth Proportional to 147,254.60, 203,212.32 and 83,593.46

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Solution

The fourth proportional to 147,254.60, 203,212.32 and 83,593.46 is: 115,359.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,254.60 : 203,212.32 = 83,593.46 : x
  2. Step 2: Convert to fraction form
    147,254.60/203,212.32 = 83,593.46/x
  3. Step 3: Cross multiply
    147,254.60x = 203,212.32 × 83,593.46
  4. Step 4: Simplify right side
    147,254.60x = 16,987,220,943.43
  5. Step 5: Solve for x
    x = 16,987,220,943.43/147,254.60
  6. Step 6: Final answer
    x = 115,359.53

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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.