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Finding the Fourth Proportional to 70,765.08, 97,615.25 and 44,223

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Solution

The fourth proportional to 70,765.08, 97,615.25 and 44,223 is: 61,002.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,765.08 : 97,615.25 = 44,223 : x
  2. Step 2: Convert to fraction form
    70,765.08/97,615.25 = 44,223/x
  3. Step 3: Cross multiply
    70,765.08x = 97,615.25 × 44,223
  4. Step 4: Simplify right side
    70,765.08x = 4,316,839,200.75
  5. Step 5: Solve for x
    x = 4,316,839,200.75/70,765.08
  6. Step 6: Final answer
    x = 61,002.39

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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.