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Finding the Fourth Proportional to 114,594.37, 158,107.79 and 74,309.77

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Solution

The fourth proportional to 114,594.37, 158,107.79 and 74,309.77 is: 102,526.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,594.37 : 158,107.79 = 74,309.77 : x
  2. Step 2: Convert to fraction form
    114,594.37/158,107.79 = 74,309.77/x
  3. Step 3: Cross multiply
    114,594.37x = 158,107.79 × 74,309.77
  4. Step 4: Simplify right side
    114,594.37x = 11,748,953,138.56
  5. Step 5: Solve for x
    x = 11,748,953,138.56/114,594.37
  6. Step 6: Final answer
    x = 102,526.44

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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.