Home / 239,064.60-358,513.26-70,540.20

Finding the Fourth Proportional to 239,064.60, 358,513.26 and 70,540.20

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Solution

The fourth proportional to 239,064.60, 358,513.26 and 70,540.20 is: 105,785.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,064.60 : 358,513.26 = 70,540.20 : x
  2. Step 2: Convert to fraction form
    239,064.60/358,513.26 = 70,540.20/x
  3. Step 3: Cross multiply
    239,064.60x = 358,513.26 × 70,540.20
  4. Step 4: Simplify right side
    239,064.60x = 25,289,597,063.05
  5. Step 5: Solve for x
    x = 25,289,597,063.05/239,064.60
  6. Step 6: Final answer
    x = 105,785.62

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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.