Home / 235,707.90-353,528.64-123,351.18

Finding the Fourth Proportional to 235,707.90, 353,528.64 and 123,351.18

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Solution

The fourth proportional to 235,707.90, 353,528.64 and 123,351.18 is: 185,009.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,707.90 : 353,528.64 = 123,351.18 : x
  2. Step 2: Convert to fraction form
    235,707.90/353,528.64 = 123,351.18/x
  3. Step 3: Cross multiply
    235,707.90x = 353,528.64 × 123,351.18
  4. Step 4: Simplify right side
    235,707.90x = 43,608,174,907.80
  5. Step 5: Solve for x
    x = 43,608,174,907.80/235,707.90
  6. Step 6: Final answer
    x = 185,009.39

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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.