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Finding the Fourth Proportional to 14,599.92, 21,903.09 and 4,740.24

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Solution

The fourth proportional to 14,599.92, 21,903.09 and 4,740.24 is: 7,111.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,599.92 : 21,903.09 = 4,740.24 : x
  2. Step 2: Convert to fraction form
    14,599.92/21,903.09 = 4,740.24/x
  3. Step 3: Cross multiply
    14,599.92x = 21,903.09 × 4,740.24
  4. Step 4: Simplify right side
    14,599.92x = 103,825,903.34
  5. Step 5: Solve for x
    x = 103,825,903.34/14,599.92
  6. Step 6: Final answer
    x = 7,111.40

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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.