Home / 98,999.35-148,572.83-39,835.52

Finding the Fourth Proportional to 98,999.35, 148,572.83 and 39,835.52

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Solution

The fourth proportional to 98,999.35, 148,572.83 and 39,835.52 is: 59,782.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,999.35 : 148,572.83 = 39,835.52 : x
  2. Step 2: Convert to fraction form
    98,999.35/148,572.83 = 39,835.52/x
  3. Step 3: Cross multiply
    98,999.35x = 148,572.83 × 39,835.52
  4. Step 4: Simplify right side
    98,999.35x = 5,918,475,940.92
  5. Step 5: Solve for x
    x = 5,918,475,940.92/98,999.35
  6. Step 6: Final answer
    x = 59,782.98

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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.