Home / 356,932.44-535,538.86-157,112.75

Finding the Fourth Proportional to 356,932.44, 535,538.86 and 157,112.75

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Solution

The fourth proportional to 356,932.44, 535,538.86 and 157,112.75 is: 235,730.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,932.44 : 535,538.86 = 157,112.75 : x
  2. Step 2: Convert to fraction form
    356,932.44/535,538.86 = 157,112.75/x
  3. Step 3: Cross multiply
    356,932.44x = 535,538.86 × 157,112.75
  4. Step 4: Simplify right side
    356,932.44x = 84,139,983,972.53
  5. Step 5: Solve for x
    x = 84,139,983,972.53/356,932.44
  6. Step 6: Final answer
    x = 235,730.84

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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.