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Finding the Fourth Proportional to 94,813.94, 130,834.77 and 54,516.98

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Solution

The fourth proportional to 94,813.94, 130,834.77 and 54,516.98 is: 75,228.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,813.94 : 130,834.77 = 54,516.98 : x
  2. Step 2: Convert to fraction form
    94,813.94/130,834.77 = 54,516.98/x
  3. Step 3: Cross multiply
    94,813.94x = 130,834.77 × 54,516.98
  4. Step 4: Simplify right side
    94,813.94x = 7,132,716,539.39
  5. Step 5: Solve for x
    x = 7,132,716,539.39/94,813.94
  6. Step 6: Final answer
    x = 75,228.56

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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.