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Finding the Fourth Proportional to 29,130.84, 43,710.84 and 14,322.42

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Solution

The fourth proportional to 29,130.84, 43,710.84 and 14,322.42 is: 21,490.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,130.84 : 43,710.84 = 14,322.42 : x
  2. Step 2: Convert to fraction form
    29,130.84/43,710.84 = 14,322.42/x
  3. Step 3: Cross multiply
    29,130.84x = 43,710.84 × 14,322.42
  4. Step 4: Simplify right side
    29,130.84x = 626,045,009.03
  5. Step 5: Solve for x
    x = 626,045,009.03/29,130.84
  6. Step 6: Final answer
    x = 21,490.80

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.