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Finding the Fourth Proportional to 58,506.37, 87,742.81 and 19,066.93

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Solution

The fourth proportional to 58,506.37, 87,742.81 and 19,066.93 is: 28,594.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,506.37 : 87,742.81 = 19,066.93 : x
  2. Step 2: Convert to fraction form
    58,506.37/87,742.81 = 19,066.93/x
  3. Step 3: Cross multiply
    58,506.37x = 87,742.81 × 19,066.93
  4. Step 4: Simplify right side
    58,506.37x = 1,672,986,016.27
  5. Step 5: Solve for x
    x = 1,672,986,016.27/58,506.37
  6. Step 6: Final answer
    x = 28,594.94

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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.