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Finding the Fourth Proportional to 50,307.84, 69,427.80 and 29,094.48

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Solution

The fourth proportional to 50,307.84, 69,427.80 and 29,094.48 is: 40,152.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,307.84 : 69,427.80 = 29,094.48 : x
  2. Step 2: Convert to fraction form
    50,307.84/69,427.80 = 29,094.48/x
  3. Step 3: Cross multiply
    50,307.84x = 69,427.80 × 29,094.48
  4. Step 4: Simplify right side
    50,307.84x = 2,019,965,738.54
  5. Step 5: Solve for x
    x = 2,019,965,738.54/50,307.84
  6. Step 6: Final answer
    x = 40,152.11

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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.