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Finding the Fourth Proportional to 10,030.16, 13,842.06 and 5,553.91

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Solution

The fourth proportional to 10,030.16, 13,842.06 and 5,553.91 is: 7,664.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,030.16 : 13,842.06 = 5,553.91 : x
  2. Step 2: Convert to fraction form
    10,030.16/13,842.06 = 5,553.91/x
  3. Step 3: Cross multiply
    10,030.16x = 13,842.06 × 5,553.91
  4. Step 4: Simplify right side
    10,030.16x = 76,877,555.45
  5. Step 5: Solve for x
    x = 76,877,555.45/10,030.16
  6. Step 6: Final answer
    x = 7,664.64

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.