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Finding the Fourth Proportional to 84,607.81, 116,727.88 and 50,617.27

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Solution

The fourth proportional to 84,607.81, 116,727.88 and 50,617.27 is: 69,833.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,607.81 : 116,727.88 = 50,617.27 : x
  2. Step 2: Convert to fraction form
    84,607.81/116,727.88 = 50,617.27/x
  3. Step 3: Cross multiply
    84,607.81x = 116,727.88 × 50,617.27
  4. Step 4: Simplify right side
    84,607.81x = 5,908,446,618.49
  5. Step 5: Solve for x
    x = 5,908,446,618.49/84,607.81
  6. Step 6: Final answer
    x = 69,833.35

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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.