Home / 185,583.60-278,375.40-164,178.35

Finding the Fourth Proportional to 185,583.60, 278,375.40 and 164,178.35

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Solution

The fourth proportional to 185,583.60, 278,375.40 and 164,178.35 is: 246,267.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,583.60 : 278,375.40 = 164,178.35 : x
  2. Step 2: Convert to fraction form
    185,583.60/278,375.40 = 164,178.35/x
  3. Step 3: Cross multiply
    185,583.60x = 278,375.40 × 164,178.35
  4. Step 4: Simplify right side
    185,583.60x = 45,703,212,460.71
  5. Step 5: Solve for x
    x = 45,703,212,460.71/185,583.60
  6. Step 6: Final answer
    x = 246,267.52

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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.