Home / 186,948.40-280,714.20-108,216.40

Finding the Fourth Proportional to 186,948.40, 280,714.20 and 108,216.40

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Solution

The fourth proportional to 186,948.40, 280,714.20 and 108,216.40 is: 162,493.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,948.40 : 280,714.20 = 108,216.40 : x
  2. Step 2: Convert to fraction form
    186,948.40/280,714.20 = 108,216.40/x
  3. Step 3: Cross multiply
    186,948.40x = 280,714.20 × 108,216.40
  4. Step 4: Simplify right side
    186,948.40x = 30,377,880,152.88
  5. Step 5: Solve for x
    x = 30,377,880,152.88/186,948.40
  6. Step 6: Final answer
    x = 162,493.39

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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.