Home / 96,888.54-145,285.40-39,951.80

Finding the Fourth Proportional to 96,888.54, 145,285.40 and 39,951.80

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Solution

The fourth proportional to 96,888.54, 145,285.40 and 39,951.80 is: 59,908.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,888.54 : 145,285.40 = 39,951.80 : x
  2. Step 2: Convert to fraction form
    96,888.54/145,285.40 = 39,951.80/x
  3. Step 3: Cross multiply
    96,888.54x = 145,285.40 × 39,951.80
  4. Step 4: Simplify right side
    96,888.54x = 5,804,413,243.72
  5. Step 5: Solve for x
    x = 5,804,413,243.72/96,888.54
  6. Step 6: Final answer
    x = 59,908.15

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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.