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Finding the Fourth Proportional to 166,909.61, 250,361.53 and 53,056.92

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Solution

The fourth proportional to 166,909.61, 250,361.53 and 53,056.92 is: 79,584.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,909.61 : 250,361.53 = 53,056.92 : x
  2. Step 2: Convert to fraction form
    166,909.61/250,361.53 = 53,056.92/x
  3. Step 3: Cross multiply
    166,909.61x = 250,361.53 × 53,056.92
  4. Step 4: Simplify right side
    166,909.61x = 13,283,411,403.00
  5. Step 5: Solve for x
    x = 13,283,411,403.00/166,909.61
  6. Step 6: Final answer
    x = 79,584.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.