Home / 152,618.78-228,896.98-57,816.28

Finding the Fourth Proportional to 152,618.78, 228,896.98 and 57,816.28

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Solution

The fourth proportional to 152,618.78, 228,896.98 and 57,816.28 is: 86,712.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,618.78 : 228,896.98 = 57,816.28 : x
  2. Step 2: Convert to fraction form
    152,618.78/228,896.98 = 57,816.28/x
  3. Step 3: Cross multiply
    152,618.78x = 228,896.98 × 57,816.28
  4. Step 4: Simplify right side
    152,618.78x = 13,233,970,742.35
  5. Step 5: Solve for x
    x = 13,233,970,742.35/152,618.78
  6. Step 6: Final answer
    x = 86,712.60

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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.