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Finding the Fourth Proportional to 32,423.98, 48,666.30 and 19,968.31

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Solution

The fourth proportional to 32,423.98, 48,666.30 and 19,968.31 is: 29,971.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,423.98 : 48,666.30 = 19,968.31 : x
  2. Step 2: Convert to fraction form
    32,423.98/48,666.30 = 19,968.31/x
  3. Step 3: Cross multiply
    32,423.98x = 48,666.30 × 19,968.31
  4. Step 4: Simplify right side
    32,423.98x = 971,783,764.95
  5. Step 5: Solve for x
    x = 971,783,764.95/32,423.98
  6. Step 6: Final answer
    x = 29,971.14

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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.