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Finding the Fourth Proportional to 29,980.86, 44,958.18 and 15,937.50

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Solution

The fourth proportional to 29,980.86, 44,958.18 and 15,937.50 is: 23,899.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,980.86 : 44,958.18 = 15,937.50 : x
  2. Step 2: Convert to fraction form
    29,980.86/44,958.18 = 15,937.50/x
  3. Step 3: Cross multiply
    29,980.86x = 44,958.18 × 15,937.50
  4. Step 4: Simplify right side
    29,980.86x = 716,520,993.75
  5. Step 5: Solve for x
    x = 716,520,993.75/29,980.86
  6. Step 6: Final answer
    x = 23,899.28

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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.