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Finding the Fourth Proportional to 70,573.01, 97,393.25 and 38,744.33

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Solution

The fourth proportional to 70,573.01, 97,393.25 and 38,744.33 is: 53,468.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,573.01 : 97,393.25 = 38,744.33 : x
  2. Step 2: Convert to fraction form
    70,573.01/97,393.25 = 38,744.33/x
  3. Step 3: Cross multiply
    70,573.01x = 97,393.25 × 38,744.33
  4. Step 4: Simplify right side
    70,573.01x = 3,773,435,827.67
  5. Step 5: Solve for x
    x = 3,773,435,827.67/70,573.01
  6. Step 6: Final answer
    x = 53,468.54

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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.