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Finding the Fourth Proportional to 70,598.34, 97,425.27 and 38,766.54

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Solution

The fourth proportional to 70,598.34, 97,425.27 and 38,766.54 is: 53,497.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,598.34 : 97,425.27 = 38,766.54 : x
  2. Step 2: Convert to fraction form
    70,598.34/97,425.27 = 38,766.54/x
  3. Step 3: Cross multiply
    70,598.34x = 97,425.27 × 38,766.54
  4. Step 4: Simplify right side
    70,598.34x = 3,776,840,626.47
  5. Step 5: Solve for x
    x = 3,776,840,626.47/70,598.34
  6. Step 6: Final answer
    x = 53,497.58

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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.