Home / 147,333.84-203,320.56-80,265.84

Finding the Fourth Proportional to 147,333.84, 203,320.56 and 80,265.84

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Solution

The fourth proportional to 147,333.84, 203,320.56 and 80,265.84 is: 110,766.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,333.84 : 203,320.56 = 80,265.84 : x
  2. Step 2: Convert to fraction form
    147,333.84/203,320.56 = 80,265.84/x
  3. Step 3: Cross multiply
    147,333.84x = 203,320.56 × 80,265.84
  4. Step 4: Simplify right side
    147,333.84x = 16,319,695,537.67
  5. Step 5: Solve for x
    x = 16,319,695,537.67/147,333.84
  6. Step 6: Final answer
    x = 110,766.78

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1.5x scale

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.