Home / 106,471.32-146,931.12-58,725.96

Finding the Fourth Proportional to 106,471.32, 146,931.12 and 58,725.96

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Solution

The fourth proportional to 106,471.32, 146,931.12 and 58,725.96 is: 81,042.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,471.32 : 146,931.12 = 58,725.96 : x
  2. Step 2: Convert to fraction form
    106,471.32/146,931.12 = 58,725.96/x
  3. Step 3: Cross multiply
    106,471.32x = 146,931.12 × 58,725.96
  4. Step 4: Simplify right side
    106,471.32x = 8,628,671,075.88
  5. Step 5: Solve for x
    x = 8,628,671,075.88/106,471.32
  6. Step 6: Final answer
    x = 81,042.21

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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.