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Finding the Fourth Proportional to 32,420.29, 44,739.95 and 17,516.29

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Solution

The fourth proportional to 32,420.29, 44,739.95 and 17,516.29 is: 24,172.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,420.29 : 44,739.95 = 17,516.29 : x
  2. Step 2: Convert to fraction form
    32,420.29/44,739.95 = 17,516.29/x
  3. Step 3: Cross multiply
    32,420.29x = 44,739.95 × 17,516.29
  4. Step 4: Simplify right side
    32,420.29x = 783,677,715.09
  5. Step 5: Solve for x
    x = 783,677,715.09/32,420.29
  6. Step 6: Final answer
    x = 24,172.45

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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.