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Finding the Fourth Proportional to 191,484.14, 287,268.84 and 58,374.74

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Solution

The fourth proportional to 191,484.14, 287,268.84 and 58,374.74 is: 87,575.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,484.14 : 287,268.84 = 58,374.74 : x
  2. Step 2: Convert to fraction form
    191,484.14/287,268.84 = 58,374.74/x
  3. Step 3: Cross multiply
    191,484.14x = 287,268.84 × 58,374.74
  4. Step 4: Simplify right side
    191,484.14x = 16,769,244,563.27
  5. Step 5: Solve for x
    x = 16,769,244,563.27/191,484.14
  6. Step 6: Final answer
    x = 87,575.11

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Why These Related Problems?

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