Home / 232,225.05-320,500.23-136,740.63

Finding the Fourth Proportional to 232,225.05, 320,500.23 and 136,740.63

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Solution

The fourth proportional to 232,225.05, 320,500.23 and 136,740.63 is: 188,719.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,225.05 : 320,500.23 = 136,740.63 : x
  2. Step 2: Convert to fraction form
    232,225.05/320,500.23 = 136,740.63/x
  3. Step 3: Cross multiply
    232,225.05x = 320,500.23 × 136,740.63
  4. Step 4: Simplify right side
    232,225.05x = 43,825,403,365.34
  5. Step 5: Solve for x
    x = 43,825,403,365.34/232,225.05
  6. Step 6: Final answer
    x = 188,719.53

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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.