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Finding the Fourth Proportional to 37,999.98, 56,999.34 and 14,631.48

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Solution

The fourth proportional to 37,999.98, 56,999.34 and 14,631.48 is: 21,946.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,999.98 : 56,999.34 = 14,631.48 : x
  2. Step 2: Convert to fraction form
    37,999.98/56,999.34 = 14,631.48/x
  3. Step 3: Cross multiply
    37,999.98x = 56,999.34 × 14,631.48
  4. Step 4: Simplify right side
    37,999.98x = 833,984,703.22
  5. Step 5: Solve for x
    x = 833,984,703.22/37,999.98
  6. Step 6: Final answer
    x = 21,946.98

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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.