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Finding the Fourth Proportional to 58,650.48, 80,935.65 and 34,762.98

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Solution

The fourth proportional to 58,650.48, 80,935.65 and 34,762.98 is: 47,971.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,650.48 : 80,935.65 = 34,762.98 : x
  2. Step 2: Convert to fraction form
    58,650.48/80,935.65 = 34,762.98/x
  3. Step 3: Cross multiply
    58,650.48x = 80,935.65 × 34,762.98
  4. Step 4: Simplify right side
    58,650.48x = 2,813,564,382.24
  5. Step 5: Solve for x
    x = 2,813,564,382.24/58,650.48
  6. Step 6: Final answer
    x = 47,971.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.