Home / 236,518.16-354,823.97-86,759.84

Finding the Fourth Proportional to 236,518.16, 354,823.97 and 86,759.84

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Solution

The fourth proportional to 236,518.16, 354,823.97 and 86,759.84 is: 130,156.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,518.16 : 354,823.97 = 86,759.84 : x
  2. Step 2: Convert to fraction form
    236,518.16/354,823.97 = 86,759.84/x
  3. Step 3: Cross multiply
    236,518.16x = 354,823.97 × 86,759.84
  4. Step 4: Simplify right side
    236,518.16x = 30,784,470,865.36
  5. Step 5: Solve for x
    x = 30,784,470,865.36/236,518.16
  6. Step 6: Final answer
    x = 130,156.90

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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.