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Finding the Fourth Proportional to 70,859.46, 97,782.36 and 44,001.39

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Solution

The fourth proportional to 70,859.46, 97,782.36 and 44,001.39 is: 60,719.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,859.46 : 97,782.36 = 44,001.39 : x
  2. Step 2: Convert to fraction form
    70,859.46/97,782.36 = 44,001.39/x
  3. Step 3: Cross multiply
    70,859.46x = 97,782.36 × 44,001.39
  4. Step 4: Simplify right side
    70,859.46x = 4,302,559,532.89
  5. Step 5: Solve for x
    x = 4,302,559,532.89/70,859.46
  6. Step 6: Final answer
    x = 60,719.62

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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.