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Finding the Fourth Proportional to 29,572, 40,810.32 and 16,324

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Solution

The fourth proportional to 29,572, 40,810.32 and 16,324 is: 22,527.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,572 : 40,810.32 = 16,324 : x
  2. Step 2: Convert to fraction form
    29,572/40,810.32 = 16,324/x
  3. Step 3: Cross multiply
    29,572x = 40,810.32 × 16,324
  4. Step 4: Simplify right side
    29,572x = 666,187,663.68
  5. Step 5: Solve for x
    x = 666,187,663.68/29,572
  6. Step 6: Final answer
    x = 22,527.65

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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.