Home / 185,712.40-278,568.60-183,962.80

Finding the Fourth Proportional to 185,712.40, 278,568.60 and 183,962.80

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Solution

The fourth proportional to 185,712.40, 278,568.60 and 183,962.80 is: 275,944.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,712.40 : 278,568.60 = 183,962.80 : x
  2. Step 2: Convert to fraction form
    185,712.40/278,568.60 = 183,962.80/x
  3. Step 3: Cross multiply
    185,712.40x = 278,568.60 × 183,962.80
  4. Step 4: Simplify right side
    185,712.40x = 51,246,259,648.08
  5. Step 5: Solve for x
    x = 51,246,259,648.08/185,712.40
  6. Step 6: Final answer
    x = 275,944.20

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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.