Home / 170,076.20-255,114.30-151,705.40

Finding the Fourth Proportional to 170,076.20, 255,114.30 and 151,705.40

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Solution

The fourth proportional to 170,076.20, 255,114.30 and 151,705.40 is: 227,558.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,076.20 : 255,114.30 = 151,705.40 : x
  2. Step 2: Convert to fraction form
    170,076.20/255,114.30 = 151,705.40/x
  3. Step 3: Cross multiply
    170,076.20x = 255,114.30 × 151,705.40
  4. Step 4: Simplify right side
    170,076.20x = 38,702,216,927.22
  5. Step 5: Solve for x
    x = 38,702,216,927.22/170,076.20
  6. Step 6: Final answer
    x = 227,558.10

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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.