Home / 232,316.58-320,709.50-155,807.73

Finding the Fourth Proportional to 232,316.58, 320,709.50 and 155,807.73

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Solution

The fourth proportional to 232,316.58, 320,709.50 and 155,807.73 is: 215,090.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,316.58 : 320,709.50 = 155,807.73 : x
  2. Step 2: Convert to fraction form
    232,316.58/320,709.50 = 155,807.73/x
  3. Step 3: Cross multiply
    232,316.58x = 320,709.50 × 155,807.73
  4. Step 4: Simplify right side
    232,316.58x = 49,969,019,573.95
  5. Step 5: Solve for x
    x = 49,969,019,573.95/232,316.58
  6. Step 6: Final answer
    x = 215,090.20

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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.