Home / 152,618.49-228,896.56-57,815.99

Finding the Fourth Proportional to 152,618.49, 228,896.56 and 57,815.99

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Solution

The fourth proportional to 152,618.49, 228,896.56 and 57,815.99 is: 86,712.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,618.49 : 228,896.56 = 57,815.99 : x
  2. Step 2: Convert to fraction form
    152,618.49/228,896.56 = 57,815.99/x
  3. Step 3: Cross multiply
    152,618.49x = 228,896.56 × 57,815.99
  4. Step 4: Simplify right side
    152,618.49x = 13,233,881,223.99
  5. Step 5: Solve for x
    x = 13,233,881,223.99/152,618.49
  6. Step 6: Final answer
    x = 86,712.18

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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.