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Finding the Fourth Proportional to 70,544.93, 97,351.61 and 38,713.14

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Solution

The fourth proportional to 70,544.93, 97,351.61 and 38,713.14 is: 53,423.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,544.93 : 97,351.61 = 38,713.14 : x
  2. Step 2: Convert to fraction form
    70,544.93/97,351.61 = 38,713.14/x
  3. Step 3: Cross multiply
    70,544.93x = 97,351.61 × 38,713.14
  4. Step 4: Simplify right side
    70,544.93x = 3,768,786,313.59
  5. Step 5: Solve for x
    x = 3,768,786,313.59/70,544.93
  6. Step 6: Final answer
    x = 53,423.92

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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.