Home / 232,570.20-320,981.83-141,978.79

Finding the Fourth Proportional to 232,570.20, 320,981.83 and 141,978.79

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Solution

The fourth proportional to 232,570.20, 320,981.83 and 141,978.79 is: 195,952.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,570.20 : 320,981.83 = 141,978.79 : x
  2. Step 2: Convert to fraction form
    232,570.20/320,981.83 = 141,978.79/x
  3. Step 3: Cross multiply
    232,570.20x = 320,981.83 × 141,978.79
  4. Step 4: Simplify right side
    232,570.20x = 45,572,611,835.39
  5. Step 5: Solve for x
    x = 45,572,611,835.39/232,570.20
  6. Step 6: Final answer
    x = 195,952.07

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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.