Home / 151,509.26-209,095.22-83,532.44

Finding the Fourth Proportional to 151,509.26, 209,095.22 and 83,532.44

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Solution

The fourth proportional to 151,509.26, 209,095.22 and 83,532.44 is: 115,281.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,509.26 : 209,095.22 = 83,532.44 : x
  2. Step 2: Convert to fraction form
    151,509.26/209,095.22 = 83,532.44/x
  3. Step 3: Cross multiply
    151,509.26x = 209,095.22 × 83,532.44
  4. Step 4: Simplify right side
    151,509.26x = 17,466,233,918.94
  5. Step 5: Solve for x
    x = 17,466,233,918.94/151,509.26
  6. Step 6: Final answer
    x = 115,281.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.