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Finding the Fourth Proportional to 80,113.50, 110,554.80 and 44,303.82

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Solution

The fourth proportional to 80,113.50, 110,554.80 and 44,303.82 is: 61,138.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,113.50 : 110,554.80 = 44,303.82 : x
  2. Step 2: Convert to fraction form
    80,113.50/110,554.80 = 44,303.82/x
  3. Step 3: Cross multiply
    80,113.50x = 110,554.80 × 44,303.82
  4. Step 4: Simplify right side
    80,113.50x = 4,897,999,959.34
  5. Step 5: Solve for x
    x = 4,897,999,959.34/80,113.50
  6. Step 6: Final answer
    x = 61,138.26

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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.