Home / 151,835.52-209,532.24-84,767.52

Finding the Fourth Proportional to 151,835.52, 209,532.24 and 84,767.52

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Solution

The fourth proportional to 151,835.52, 209,532.24 and 84,767.52 is: 116,978.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,835.52 : 209,532.24 = 84,767.52 : x
  2. Step 2: Convert to fraction form
    151,835.52/209,532.24 = 84,767.52/x
  3. Step 3: Cross multiply
    151,835.52x = 209,532.24 × 84,767.52
  4. Step 4: Simplify right side
    151,835.52x = 17,761,528,344.84
  5. Step 5: Solve for x
    x = 17,761,528,344.84/151,835.52
  6. Step 6: Final answer
    x = 116,978.74

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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.