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Finding the Fourth Proportional to 70,354.73, 97,089.48 and 38,523.62

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Solution

The fourth proportional to 70,354.73, 97,089.48 and 38,523.62 is: 53,162.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,354.73 : 97,089.48 = 38,523.62 : x
  2. Step 2: Convert to fraction form
    70,354.73/97,089.48 = 38,523.62/x
  3. Step 3: Cross multiply
    70,354.73x = 97,089.48 × 38,523.62
  4. Step 4: Simplify right side
    70,354.73x = 3,740,237,748.07
  5. Step 5: Solve for x
    x = 3,740,237,748.07/70,354.73
  6. Step 6: Final answer
    x = 53,162.57

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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.