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Finding the Fourth Proportional to 183,698.88, 275,558.58 and 57,356.58

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Solution

The fourth proportional to 183,698.88, 275,558.58 and 57,356.58 is: 86,038.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,698.88 : 275,558.58 = 57,356.58 : x
  2. Step 2: Convert to fraction form
    183,698.88/275,558.58 = 57,356.58/x
  3. Step 3: Cross multiply
    183,698.88x = 275,558.58 × 57,356.58
  4. Step 4: Simplify right side
    183,698.88x = 15,805,097,738.46
  5. Step 5: Solve for x
    x = 15,805,097,738.46/183,698.88
  6. Step 6: Final answer
    x = 86,038.07

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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.