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Finding the Fourth Proportional to 158,321.82, 237,463.14 and 58,479.81

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Solution

The fourth proportional to 158,321.82, 237,463.14 and 58,479.81 is: 87,712.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,321.82 : 237,463.14 = 58,479.81 : x
  2. Step 2: Convert to fraction form
    158,321.82/237,463.14 = 58,479.81/x
  3. Step 3: Cross multiply
    158,321.82x = 237,463.14 × 58,479.81
  4. Step 4: Simplify right side
    158,321.82x = 13,886,798,638.02
  5. Step 5: Solve for x
    x = 13,886,798,638.02/158,321.82
  6. Step 6: Final answer
    x = 87,712.47

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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.