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Finding the Fourth Proportional to 191,796.04, 287,683.66 and 58,676.31

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Solution

The fourth proportional to 191,796.04, 287,683.66 and 58,676.31 is: 88,011.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,796.04 : 287,683.66 = 58,676.31 : x
  2. Step 2: Convert to fraction form
    191,796.04/287,683.66 = 58,676.31/x
  3. Step 3: Cross multiply
    191,796.04x = 287,683.66 × 58,676.31
  4. Step 4: Simplify right side
    191,796.04x = 16,880,215,616.09
  5. Step 5: Solve for x
    x = 16,880,215,616.09/191,796.04
  6. Step 6: Final answer
    x = 88,011.28

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1.5x scale

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.