Home / 30,182.99-45,282.33-11,463.13

Finding the Fourth Proportional to 30,182.99, 45,282.33 and 11,463.13

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Solution

The fourth proportional to 30,182.99, 45,282.33 and 11,463.13 is: 17,197.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,182.99 : 45,282.33 = 11,463.13 : x
  2. Step 2: Convert to fraction form
    30,182.99/45,282.33 = 11,463.13/x
  3. Step 3: Cross multiply
    30,182.99x = 45,282.33 × 11,463.13
  4. Step 4: Simplify right side
    30,182.99x = 519,077,235.49
  5. Step 5: Solve for x
    x = 519,077,235.49/30,182.99
  6. Step 6: Final answer
    x = 17,197.67

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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.