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Finding the Fourth Proportional to 71,203.85, 98,303.96 and 44,382.69

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Solution

The fourth proportional to 71,203.85, 98,303.96 and 44,382.69 is: 61,274.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,203.85 : 98,303.96 = 44,382.69 : x
  2. Step 2: Convert to fraction form
    71,203.85/98,303.96 = 44,382.69/x
  3. Step 3: Cross multiply
    71,203.85x = 98,303.96 × 44,382.69
  4. Step 4: Simplify right side
    71,203.85x = 4,362,994,182.45
  5. Step 5: Solve for x
    x = 4,362,994,182.45/71,203.85
  6. Step 6: Final answer
    x = 61,274.69

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1.5x scale

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.