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Finding the Fourth Proportional to 58,940.30, 88,431.77 and 36,424.63

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Solution

The fourth proportional to 58,940.30, 88,431.77 and 36,424.63 is: 54,650.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,940.30 : 88,431.77 = 36,424.63 : x
  2. Step 2: Convert to fraction form
    58,940.30/88,431.77 = 36,424.63/x
  3. Step 3: Cross multiply
    58,940.30x = 88,431.77 × 36,424.63
  4. Step 4: Simplify right side
    58,940.30x = 3,221,093,878.21
  5. Step 5: Solve for x
    x = 3,221,093,878.21/58,940.30
  6. Step 6: Final answer
    x = 54,650.11

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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.