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Finding the Fourth Proportional to 18,566.81, 27,833.16 and 8,030.24

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Solution

The fourth proportional to 18,566.81, 27,833.16 and 8,030.24 is: 12,037.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,566.81 : 27,833.16 = 8,030.24 : x
  2. Step 2: Convert to fraction form
    18,566.81/27,833.16 = 8,030.24/x
  3. Step 3: Cross multiply
    18,566.81x = 27,833.16 × 8,030.24
  4. Step 4: Simplify right side
    18,566.81x = 223,506,954.76
  5. Step 5: Solve for x
    x = 223,506,954.76/18,566.81
  6. Step 6: Final answer
    x = 12,037.98

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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.