Home / 185,964.60-278,946.90-114,943.80

Finding the Fourth Proportional to 185,964.60, 278,946.90 and 114,943.80

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Solution

The fourth proportional to 185,964.60, 278,946.90 and 114,943.80 is: 172,415.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,964.60 : 278,946.90 = 114,943.80 : x
  2. Step 2: Convert to fraction form
    185,964.60/278,946.90 = 114,943.80/x
  3. Step 3: Cross multiply
    185,964.60x = 278,946.90 × 114,943.80
  4. Step 4: Simplify right side
    185,964.60x = 32,063,216,684.22
  5. Step 5: Solve for x
    x = 32,063,216,684.22/185,964.60
  6. Step 6: Final answer
    x = 172,415.70

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1.5x scale

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.