Home / 251,389.58-346,867.88-141,011.78

Finding the Fourth Proportional to 251,389.58, 346,867.88 and 141,011.78

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Solution

The fourth proportional to 251,389.58, 346,867.88 and 141,011.78 is: 194,568.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,389.58 : 346,867.88 = 141,011.78 : x
  2. Step 2: Convert to fraction form
    251,389.58/346,867.88 = 141,011.78/x
  3. Step 3: Cross multiply
    251,389.58x = 346,867.88 × 141,011.78
  4. Step 4: Simplify right side
    251,389.58x = 48,912,457,183.63
  5. Step 5: Solve for x
    x = 48,912,457,183.63/251,389.58
  6. Step 6: Final answer
    x = 194,568.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.