Home / 185,237.28-277,632.36-85,257.36

Finding the Fourth Proportional to 185,237.28, 277,632.36 and 85,257.36

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Solution

The fourth proportional to 185,237.28, 277,632.36 and 85,257.36 is: 127,783.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,237.28 : 277,632.36 = 85,257.36 : x
  2. Step 2: Convert to fraction form
    185,237.28/277,632.36 = 85,257.36/x
  3. Step 3: Cross multiply
    185,237.28x = 277,632.36 × 85,257.36
  4. Step 4: Simplify right side
    185,237.28x = 23,670,202,064.17
  5. Step 5: Solve for x
    x = 23,670,202,064.17/185,237.28
  6. Step 6: Final answer
    x = 127,783.14

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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.