Home / 155,997.63-233,852.94-84,816.27

Finding the Fourth Proportional to 155,997.63, 233,852.94 and 84,816.27

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Solution

The fourth proportional to 155,997.63, 233,852.94 and 84,816.27 is: 127,146.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,997.63 : 233,852.94 = 84,816.27 : x
  2. Step 2: Convert to fraction form
    155,997.63/233,852.94 = 84,816.27/x
  3. Step 3: Cross multiply
    155,997.63x = 233,852.94 × 84,816.27
  4. Step 4: Simplify right side
    155,997.63x = 19,834,534,099.33
  5. Step 5: Solve for x
    x = 19,834,534,099.33/155,997.63
  6. Step 6: Final answer
    x = 127,146.38

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1.5x scale

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.