Home / 147,267.60-203,230.26-83,606.46

Finding the Fourth Proportional to 147,267.60, 203,230.26 and 83,606.46

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Solution

The fourth proportional to 147,267.60, 203,230.26 and 83,606.46 is: 115,377.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,267.60 : 203,230.26 = 83,606.46 : x
  2. Step 2: Convert to fraction form
    147,267.60/203,230.26 = 83,606.46/x
  3. Step 3: Cross multiply
    147,267.60x = 203,230.26 × 83,606.46
  4. Step 4: Simplify right side
    147,267.60x = 16,991,362,603.48
  5. Step 5: Solve for x
    x = 16,991,362,603.48/147,267.60
  6. Step 6: Final answer
    x = 115,377.47

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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.