Home / 151,569.33-209,162.91-83,592.58

Finding the Fourth Proportional to 151,569.33, 209,162.91 and 83,592.58

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Solution

The fourth proportional to 151,569.33, 209,162.91 and 83,592.58 is: 115,356.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,569.33 : 209,162.91 = 83,592.58 : x
  2. Step 2: Convert to fraction form
    151,569.33/209,162.91 = 83,592.58/x
  3. Step 3: Cross multiply
    151,569.33x = 209,162.91 × 83,592.58
  4. Step 4: Simplify right side
    151,569.33x = 17,484,467,287.21
  5. Step 5: Solve for x
    x = 17,484,467,287.21/151,569.33
  6. Step 6: Final answer
    x = 115,356.24

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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.