Home / 106,852.16-160,375.52-56,974.40

Finding the Fourth Proportional to 106,852.16, 160,375.52 and 56,974.40

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Solution

The fourth proportional to 106,852.16, 160,375.52 and 56,974.40 is: 85,513.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,852.16 : 160,375.52 = 56,974.40 : x
  2. Step 2: Convert to fraction form
    106,852.16/160,375.52 = 56,974.40/x
  3. Step 3: Cross multiply
    106,852.16x = 160,375.52 × 56,974.40
  4. Step 4: Simplify right side
    106,852.16x = 9,137,299,026.69
  5. Step 5: Solve for x
    x = 9,137,299,026.69/106,852.16
  6. Step 6: Final answer
    x = 85,513.47

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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.