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Finding the Fourth Proportional to 114,509.37, 158,022.77 and 63,529.84

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Solution

The fourth proportional to 114,509.37, 158,022.77 and 63,529.84 is: 87,671.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,509.37 : 158,022.77 = 63,529.84 : x
  2. Step 2: Convert to fraction form
    114,509.37/158,022.77 = 63,529.84/x
  3. Step 3: Cross multiply
    114,509.37x = 158,022.77 × 63,529.84
  4. Step 4: Simplify right side
    114,509.37x = 10,039,162,154.81
  5. Step 5: Solve for x
    x = 10,039,162,154.81/114,509.37
  6. Step 6: Final answer
    x = 87,671.10

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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.