Home / 155,660.74-233,145.74-127,087.58

Finding the Fourth Proportional to 155,660.74, 233,145.74 and 127,087.58

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Solution

The fourth proportional to 155,660.74, 233,145.74 and 127,087.58 is: 190,349.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,660.74 : 233,145.74 = 127,087.58 : x
  2. Step 2: Convert to fraction form
    155,660.74/233,145.74 = 127,087.58/x
  3. Step 3: Cross multiply
    155,660.74x = 233,145.74 × 127,087.58
  4. Step 4: Simplify right side
    155,660.74x = 29,629,928,784.49
  5. Step 5: Solve for x
    x = 29,629,928,784.49/155,660.74
  6. Step 6: Final answer
    x = 190,349.41

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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.