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Finding the Fourth Proportional to 23,609.58, 32,580.02 and 12,998.98

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Solution

The fourth proportional to 23,609.58, 32,580.02 and 12,998.98 is: 17,937.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,609.58 : 32,580.02 = 12,998.98 : x
  2. Step 2: Convert to fraction form
    23,609.58/32,580.02 = 12,998.98/x
  3. Step 3: Cross multiply
    23,609.58x = 32,580.02 × 12,998.98
  4. Step 4: Simplify right side
    23,609.58x = 423,507,101.60
  5. Step 5: Solve for x
    x = 423,507,101.60/23,609.58
  6. Step 6: Final answer
    x = 17,937.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.