Home / 30,360.96-45,537.33-8,175.67

Finding the Fourth Proportional to 30,360.96, 45,537.33 and 8,175.67

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Solution

The fourth proportional to 30,360.96, 45,537.33 and 8,175.67 is: 12,262.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,360.96 : 45,537.33 = 8,175.67 : x
  2. Step 2: Convert to fraction form
    30,360.96/45,537.33 = 8,175.67/x
  3. Step 3: Cross multiply
    30,360.96x = 45,537.33 × 8,175.67
  4. Step 4: Simplify right side
    30,360.96x = 372,298,182.76
  5. Step 5: Solve for x
    x = 372,298,182.76/30,360.96
  6. Step 6: Final answer
    x = 12,262.40

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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.