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Finding the Fourth Proportional to 68,307.58, 94,264.87 and 38,094.81

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Solution

The fourth proportional to 68,307.58, 94,264.87 and 38,094.81 is: 52,571.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,307.58 : 94,264.87 = 38,094.81 : x
  2. Step 2: Convert to fraction form
    68,307.58/94,264.87 = 38,094.81/x
  3. Step 3: Cross multiply
    68,307.58x = 94,264.87 × 38,094.81
  4. Step 4: Simplify right side
    68,307.58x = 3,591,002,312.32
  5. Step 5: Solve for x
    x = 3,591,002,312.32/68,307.58
  6. Step 6: Final answer
    x = 52,571.07

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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.