Home / 159,475.20-239,212.80-106,598.40

Finding the Fourth Proportional to 159,475.20, 239,212.80 and 106,598.40

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Solution

The fourth proportional to 159,475.20, 239,212.80 and 106,598.40 is: 159,897.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,475.20 : 239,212.80 = 106,598.40 : x
  2. Step 2: Convert to fraction form
    159,475.20/239,212.80 = 106,598.40/x
  3. Step 3: Cross multiply
    159,475.20x = 239,212.80 × 106,598.40
  4. Step 4: Simplify right side
    159,475.20x = 25,499,701,739.52
  5. Step 5: Solve for x
    x = 25,499,701,739.52/159,475.20
  6. Step 6: Final answer
    x = 159,897.60

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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.