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Finding the Fourth Proportional to 29,346.42, 40,490.37 and 17,412.42

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Solution

The fourth proportional to 29,346.42, 40,490.37 and 17,412.42 is: 24,024.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,346.42 : 40,490.37 = 17,412.42 : x
  2. Step 2: Convert to fraction form
    29,346.42/40,490.37 = 17,412.42/x
  3. Step 3: Cross multiply
    29,346.42x = 40,490.37 × 17,412.42
  4. Step 4: Simplify right side
    29,346.42x = 705,035,328.40
  5. Step 5: Solve for x
    x = 705,035,328.40/29,346.42
  6. Step 6: Final answer
    x = 24,024.58

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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.