Home / 137,724.60-206,586.90-106,582.20

Finding the Fourth Proportional to 137,724.60, 206,586.90 and 106,582.20

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Solution

The fourth proportional to 137,724.60, 206,586.90 and 106,582.20 is: 159,873.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,724.60 : 206,586.90 = 106,582.20 : x
  2. Step 2: Convert to fraction form
    137,724.60/206,586.90 = 106,582.20/x
  3. Step 3: Cross multiply
    137,724.60x = 206,586.90 × 106,582.20
  4. Step 4: Simplify right side
    137,724.60x = 22,018,486,293.18
  5. Step 5: Solve for x
    x = 22,018,486,293.18/137,724.60
  6. Step 6: Final answer
    x = 159,873.30

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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.