Home / 124,546.18-186,813.98-57,963.36

Finding the Fourth Proportional to 124,546.18, 186,813.98 and 57,963.36

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Solution

The fourth proportional to 124,546.18, 186,813.98 and 57,963.36 is: 86,942.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,546.18 : 186,813.98 = 57,963.36 : x
  2. Step 2: Convert to fraction form
    124,546.18/186,813.98 = 57,963.36/x
  3. Step 3: Cross multiply
    124,546.18x = 186,813.98 × 57,963.36
  4. Step 4: Simplify right side
    124,546.18x = 10,828,365,975.77
  5. Step 5: Solve for x
    x = 10,828,365,975.77/124,546.18
  6. Step 6: Final answer
    x = 86,942.58

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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.