Home / 45,523.23-68,298.03-13,503.12

Finding the Fourth Proportional to 45,523.23, 68,298.03 and 13,503.12

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Solution

The fourth proportional to 45,523.23, 68,298.03 and 13,503.12 is: 20,258.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,523.23 : 68,298.03 = 13,503.12 : x
  2. Step 2: Convert to fraction form
    45,523.23/68,298.03 = 13,503.12/x
  3. Step 3: Cross multiply
    45,523.23x = 68,298.03 × 13,503.12
  4. Step 4: Simplify right side
    45,523.23x = 922,236,494.85
  5. Step 5: Solve for x
    x = 922,236,494.85/45,523.23
  6. Step 6: Final answer
    x = 20,258.59

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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.