Home / 157,194.69-235,649.79-57,331.47

Finding the Fourth Proportional to 157,194.69, 235,649.79 and 57,331.47

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Solution

The fourth proportional to 157,194.69, 235,649.79 and 57,331.47 is: 85,945.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,194.69 : 235,649.79 = 57,331.47 : x
  2. Step 2: Convert to fraction form
    157,194.69/235,649.79 = 57,331.47/x
  3. Step 3: Cross multiply
    157,194.69x = 235,649.79 × 57,331.47
  4. Step 4: Simplify right side
    157,194.69x = 13,510,148,865.89
  5. Step 5: Solve for x
    x = 13,510,148,865.89/157,194.69
  6. Step 6: Final answer
    x = 85,945.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.