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Finding the Fourth Proportional to 111,596.34, 154,004.04 and 61,295.34

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Solution

The fourth proportional to 111,596.34, 154,004.04 and 61,295.34 is: 84,588.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,596.34 : 154,004.04 = 61,295.34 : x
  2. Step 2: Convert to fraction form
    111,596.34/154,004.04 = 61,295.34/x
  3. Step 3: Cross multiply
    111,596.34x = 154,004.04 × 61,295.34
  4. Step 4: Simplify right side
    111,596.34x = 9,439,729,993.17
  5. Step 5: Solve for x
    x = 9,439,729,993.17/111,596.34
  6. Step 6: Final answer
    x = 84,588.17

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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.