Home / 156,858.60-235,287.90-107,092.20

Finding the Fourth Proportional to 156,858.60, 235,287.90 and 107,092.20

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Solution

The fourth proportional to 156,858.60, 235,287.90 and 107,092.20 is: 160,638.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,858.60 : 235,287.90 = 107,092.20 : x
  2. Step 2: Convert to fraction form
    156,858.60/235,287.90 = 107,092.20/x
  3. Step 3: Cross multiply
    156,858.60x = 235,287.90 × 107,092.20
  4. Step 4: Simplify right side
    156,858.60x = 25,197,498,844.38
  5. Step 5: Solve for x
    x = 25,197,498,844.38/156,858.60
  6. Step 6: Final answer
    x = 160,638.30

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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.