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Finding the Fourth Proportional to 69,858.67, 96,191.47 and 52,656.03

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Solution

The fourth proportional to 69,858.67, 96,191.47 and 52,656.03 is: 72,504.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,858.67 : 96,191.47 = 52,656.03 : x
  2. Step 2: Convert to fraction form
    69,858.67/96,191.47 = 52,656.03/x
  3. Step 3: Cross multiply
    69,858.67x = 96,191.47 × 52,656.03
  4. Step 4: Simplify right side
    69,858.67x = 5,065,060,449.11
  5. Step 5: Solve for x
    x = 5,065,060,449.11/69,858.67
  6. Step 6: Final answer
    x = 72,504.40

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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.