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Finding the Fourth Proportional to 92,004.60, 137,909.70 and 52,476.60

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Solution

The fourth proportional to 92,004.60, 137,909.70 and 52,476.60 is: 78,659.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,004.60 : 137,909.70 = 52,476.60 : x
  2. Step 2: Convert to fraction form
    92,004.60/137,909.70 = 52,476.60/x
  3. Step 3: Cross multiply
    92,004.60x = 137,909.70 × 52,476.60
  4. Step 4: Simplify right side
    92,004.60x = 7,237,032,163.02
  5. Step 5: Solve for x
    x = 7,237,032,163.02/92,004.60
  6. Step 6: Final answer
    x = 78,659.46

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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.