Home / 240,811.70-361,218.75-98,734.58

Finding the Fourth Proportional to 240,811.70, 361,218.75 and 98,734.58

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Solution

The fourth proportional to 240,811.70, 361,218.75 and 98,734.58 is: 148,102.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,811.70 : 361,218.75 = 98,734.58 : x
  2. Step 2: Convert to fraction form
    240,811.70/361,218.75 = 98,734.58/x
  3. Step 3: Cross multiply
    240,811.70x = 361,218.75 × 98,734.58
  4. Step 4: Simplify right side
    240,811.70x = 35,664,781,569.38
  5. Step 5: Solve for x
    x = 35,664,781,569.38/240,811.70
  6. Step 6: Final answer
    x = 148,102.36

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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.