Home / 196,521.60-294,844.70-70,159.05

Finding the Fourth Proportional to 196,521.60, 294,844.70 and 70,159.05

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Solution

The fourth proportional to 196,521.60, 294,844.70 and 70,159.05 is: 105,260.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,521.60 : 294,844.70 = 70,159.05 : x
  2. Step 2: Convert to fraction form
    196,521.60/294,844.70 = 70,159.05/x
  3. Step 3: Cross multiply
    196,521.60x = 294,844.70 × 70,159.05
  4. Step 4: Simplify right side
    196,521.60x = 20,686,024,049.54
  5. Step 5: Solve for x
    x = 20,686,024,049.54/196,521.60
  6. Step 6: Final answer
    x = 105,260.82

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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.