Home / 232,569.20-320,980.45-141,977.79

Finding the Fourth Proportional to 232,569.20, 320,980.45 and 141,977.79

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Solution

The fourth proportional to 232,569.20, 320,980.45 and 141,977.79 is: 195,950.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,569.20 : 320,980.45 = 141,977.79 : x
  2. Step 2: Convert to fraction form
    232,569.20/320,980.45 = 141,977.79/x
  3. Step 3: Cross multiply
    232,569.20x = 320,980.45 × 141,977.79
  4. Step 4: Simplify right side
    232,569.20x = 45,572,094,924.21
  5. Step 5: Solve for x
    x = 45,572,094,924.21/232,569.20
  6. Step 6: Final answer
    x = 195,950.69

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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.