Home / 235,152.23-352,617-91,125.42

Finding the Fourth Proportional to 235,152.23, 352,617 and 91,125.42

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Solution

The fourth proportional to 235,152.23, 352,617 and 91,125.42 is: 136,644.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,152.23 : 352,617 = 91,125.42 : x
  2. Step 2: Convert to fraction form
    235,152.23/352,617 = 91,125.42/x
  3. Step 3: Cross multiply
    235,152.23x = 352,617 × 91,125.42
  4. Step 4: Simplify right side
    235,152.23x = 32,132,372,224.14
  5. Step 5: Solve for x
    x = 32,132,372,224.14/235,152.23
  6. Step 6: Final answer
    x = 136,644.98

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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.