Home / 383,451.10-575,176.65-102,996.70

Finding the Fourth Proportional to 383,451.10, 575,176.65 and 102,996.70

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Solution

The fourth proportional to 383,451.10, 575,176.65 and 102,996.70 is: 154,495.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,451.10 : 575,176.65 = 102,996.70 : x
  2. Step 2: Convert to fraction form
    383,451.10/575,176.65 = 102,996.70/x
  3. Step 3: Cross multiply
    383,451.10x = 575,176.65 × 102,996.70
  4. Step 4: Simplify right side
    383,451.10x = 59,241,296,867.06
  5. Step 5: Solve for x
    x = 59,241,296,867.06/383,451.10
  6. Step 6: Final answer
    x = 154,495.05

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Similar ratio
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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.