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Finding the Fourth Proportional to 10,030.34, 13,842.02 and 5,779.06

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Solution

The fourth proportional to 10,030.34, 13,842.02 and 5,779.06 is: 7,975.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,030.34 : 13,842.02 = 5,779.06 : x
  2. Step 2: Convert to fraction form
    10,030.34/13,842.02 = 5,779.06/x
  3. Step 3: Cross multiply
    10,030.34x = 13,842.02 × 5,779.06
  4. Step 4: Simplify right side
    10,030.34x = 79,993,864.10
  5. Step 5: Solve for x
    x = 79,993,864.10/10,030.34
  6. Step 6: Final answer
    x = 7,975.19

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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.