Home / 157,194.32-235,851.96-74,029.52

Finding the Fourth Proportional to 157,194.32, 235,851.96 and 74,029.52

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Solution

The fourth proportional to 157,194.32, 235,851.96 and 74,029.52 is: 111,072.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,194.32 : 235,851.96 = 74,029.52 : x
  2. Step 2: Convert to fraction form
    157,194.32/235,851.96 = 74,029.52/x
  3. Step 3: Cross multiply
    157,194.32x = 235,851.96 × 74,029.52
  4. Step 4: Simplify right side
    157,194.32x = 17,460,007,389.86
  5. Step 5: Solve for x
    x = 17,460,007,389.86/157,194.32
  6. Step 6: Final answer
    x = 111,072.76

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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.