Home / 106,529.94-147,011.22-58,783.32

Finding the Fourth Proportional to 106,529.94, 147,011.22 and 58,783.32

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Solution

The fourth proportional to 106,529.94, 147,011.22 and 58,783.32 is: 81,120.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,529.94 : 147,011.22 = 58,783.32 : x
  2. Step 2: Convert to fraction form
    106,529.94/147,011.22 = 58,783.32/x
  3. Step 3: Cross multiply
    106,529.94x = 147,011.22 × 58,783.32
  4. Step 4: Simplify right side
    106,529.94x = 8,641,807,588.85
  5. Step 5: Solve for x
    x = 8,641,807,588.85/106,529.94
  6. Step 6: Final answer
    x = 81,120.93

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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.