Home / 232,573.20-320,985.96-141,981.78

Finding the Fourth Proportional to 232,573.20, 320,985.96 and 141,981.78

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Solution

The fourth proportional to 232,573.20, 320,985.96 and 141,981.78 is: 195,956.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,573.20 : 320,985.96 = 141,981.78 : x
  2. Step 2: Convert to fraction form
    232,573.20/320,985.96 = 141,981.78/x
  3. Step 3: Cross multiply
    232,573.20x = 320,985.96 × 141,981.78
  4. Step 4: Simplify right side
    232,573.20x = 45,574,157,955.81
  5. Step 5: Solve for x
    x = 45,574,157,955.81/232,573.20
  6. Step 6: Final answer
    x = 195,956.19

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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.