Home / 94,012.75-129,737.60-51,571.39

Finding the Fourth Proportional to 94,012.75, 129,737.60 and 51,571.39

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Solution

The fourth proportional to 94,012.75, 129,737.60 and 51,571.39 is: 71,168.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,012.75 : 129,737.60 = 51,571.39 : x
  2. Step 2: Convert to fraction form
    94,012.75/129,737.60 = 51,571.39/x
  3. Step 3: Cross multiply
    94,012.75x = 129,737.60 × 51,571.39
  4. Step 4: Simplify right side
    94,012.75x = 6,690,748,367.26
  5. Step 5: Solve for x
    x = 6,690,748,367.26/94,012.75
  6. Step 6: Final answer
    x = 71,168.52

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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.