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Finding the Fourth Proportional to 70,464.93, 97,241.46 and 38,635.89

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Solution

The fourth proportional to 70,464.93, 97,241.46 and 38,635.89 is: 53,317.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,464.93 : 97,241.46 = 38,635.89 : x
  2. Step 2: Convert to fraction form
    70,464.93/97,241.46 = 38,635.89/x
  3. Step 3: Cross multiply
    70,464.93x = 97,241.46 × 38,635.89
  4. Step 4: Simplify right side
    70,464.93x = 3,757,010,352.00
  5. Step 5: Solve for x
    x = 3,757,010,352.00/70,464.93
  6. Step 6: Final answer
    x = 53,317.45

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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.