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Finding the Fourth Proportional to 70,369.48, 97,110.03 and 38,104.45

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Solution

The fourth proportional to 70,369.48, 97,110.03 and 38,104.45 is: 52,584.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,369.48 : 97,110.03 = 38,104.45 : x
  2. Step 2: Convert to fraction form
    70,369.48/97,110.03 = 38,104.45/x
  3. Step 3: Cross multiply
    70,369.48x = 97,110.03 × 38,104.45
  4. Step 4: Simplify right side
    70,369.48x = 3,700,324,282.63
  5. Step 5: Solve for x
    x = 3,700,324,282.63/70,369.48
  6. Step 6: Final answer
    x = 52,584.22

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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.