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Finding the Fourth Proportional to 70,361.43, 97,097.60 and 38,095.79

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Solution

The fourth proportional to 70,361.43, 97,097.60 and 38,095.79 is: 52,571.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,361.43 : 97,097.60 = 38,095.79 : x
  2. Step 2: Convert to fraction form
    70,361.43/97,097.60 = 38,095.79/x
  3. Step 3: Cross multiply
    70,361.43x = 97,097.60 × 38,095.79
  4. Step 4: Simplify right side
    70,361.43x = 3,699,009,570.91
  5. Step 5: Solve for x
    x = 3,699,009,570.91/70,361.43
  6. Step 6: Final answer
    x = 52,571.55

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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.