Home / 159,827.60-239,741.40-89,697.80

Finding the Fourth Proportional to 159,827.60, 239,741.40 and 89,697.80

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Solution

The fourth proportional to 159,827.60, 239,741.40 and 89,697.80 is: 134,546.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,827.60 : 239,741.40 = 89,697.80 : x
  2. Step 2: Convert to fraction form
    159,827.60/239,741.40 = 89,697.80/x
  3. Step 3: Cross multiply
    159,827.60x = 239,741.40 × 89,697.80
  4. Step 4: Simplify right side
    159,827.60x = 21,504,276,148.92
  5. Step 5: Solve for x
    x = 21,504,276,148.92/159,827.60
  6. Step 6: Final answer
    x = 134,546.70

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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.