Home / 45,861.93-68,785.54-12,574.23

Finding the Fourth Proportional to 45,861.93, 68,785.54 and 12,574.23

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Solution

The fourth proportional to 45,861.93, 68,785.54 and 12,574.23 is: 18,859.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,861.93 : 68,785.54 = 12,574.23 : x
  2. Step 2: Convert to fraction form
    45,861.93/68,785.54 = 12,574.23/x
  3. Step 3: Cross multiply
    45,861.93x = 68,785.54 × 12,574.23
  4. Step 4: Simplify right side
    45,861.93x = 864,925,200.63
  5. Step 5: Solve for x
    x = 864,925,200.63/45,861.93
  6. Step 6: Final answer
    x = 18,859.33

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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.