Home / 232,420.27-320,726.49-130,436.20

Finding the Fourth Proportional to 232,420.27, 320,726.49 and 130,436.20

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Solution

The fourth proportional to 232,420.27, 320,726.49 and 130,436.20 is: 179,994.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,420.27 : 320,726.49 = 130,436.20 : x
  2. Step 2: Convert to fraction form
    232,420.27/320,726.49 = 130,436.20/x
  3. Step 3: Cross multiply
    232,420.27x = 320,726.49 × 130,436.20
  4. Step 4: Simplify right side
    232,420.27x = 41,834,344,594.94
  5. Step 5: Solve for x
    x = 41,834,344,594.94/232,420.27
  6. Step 6: Final answer
    x = 179,994.39

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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.