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Finding the Fourth Proportional to 70,529.48, 97,332.48 and 38,698.37

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Solution

The fourth proportional to 70,529.48, 97,332.48 and 38,698.37 is: 53,404.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,529.48 : 97,332.48 = 38,698.37 : x
  2. Step 2: Convert to fraction form
    70,529.48/97,332.48 = 38,698.37/x
  3. Step 3: Cross multiply
    70,529.48x = 97,332.48 × 38,698.37
  4. Step 4: Simplify right side
    70,529.48x = 3,766,608,422.27
  5. Step 5: Solve for x
    x = 3,766,608,422.27/70,529.48
  6. Step 6: Final answer
    x = 53,404.74

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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.