Home / 156,842.60-235,263.90-107,076.20

Finding the Fourth Proportional to 156,842.60, 235,263.90 and 107,076.20

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Solution

The fourth proportional to 156,842.60, 235,263.90 and 107,076.20 is: 160,614.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,842.60 : 235,263.90 = 107,076.20 : x
  2. Step 2: Convert to fraction form
    156,842.60/235,263.90 = 107,076.20/x
  3. Step 3: Cross multiply
    156,842.60x = 235,263.90 × 107,076.20
  4. Step 4: Simplify right side
    156,842.60x = 25,191,164,409.18
  5. Step 5: Solve for x
    x = 25,191,164,409.18/156,842.60
  6. Step 6: Final answer
    x = 160,614.30

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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.