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Finding the Fourth Proportional to 56,444.36, 84,667.74 and 19,005.56

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Solution

The fourth proportional to 56,444.36, 84,667.74 and 19,005.56 is: 28,508.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,444.36 : 84,667.74 = 19,005.56 : x
  2. Step 2: Convert to fraction form
    56,444.36/84,667.74 = 19,005.56/x
  3. Step 3: Cross multiply
    56,444.36x = 84,667.74 × 19,005.56
  4. Step 4: Simplify right side
    56,444.36x = 1,609,157,812.63
  5. Step 5: Solve for x
    x = 1,609,157,812.63/56,444.36
  6. Step 6: Final answer
    x = 28,508.74

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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.