Home / 106,715.49-160,026.33-56,783.72

Finding the Fourth Proportional to 106,715.49, 160,026.33 and 56,783.72

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Solution

The fourth proportional to 106,715.49, 160,026.33 and 56,783.72 is: 85,150.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,715.49 : 160,026.33 = 56,783.72 : x
  2. Step 2: Convert to fraction form
    106,715.49/160,026.33 = 56,783.72/x
  3. Step 3: Cross multiply
    106,715.49x = 160,026.33 × 56,783.72
  4. Step 4: Simplify right side
    106,715.49x = 9,086,889,515.22
  5. Step 5: Solve for x
    x = 9,086,889,515.22/106,715.49
  6. Step 6: Final answer
    x = 85,150.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.