Home / 117,907.23-162,706.86-64,192.44

Finding the Fourth Proportional to 117,907.23, 162,706.86 and 64,192.44

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Solution

The fourth proportional to 117,907.23, 162,706.86 and 64,192.44 is: 88,582.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,907.23 : 162,706.86 = 64,192.44 : x
  2. Step 2: Convert to fraction form
    117,907.23/162,706.86 = 64,192.44/x
  3. Step 3: Cross multiply
    117,907.23x = 162,706.86 × 64,192.44
  4. Step 4: Simplify right side
    117,907.23x = 10,444,550,348.14
  5. Step 5: Solve for x
    x = 10,444,550,348.14/117,907.23
  6. Step 6: Final answer
    x = 88,582.78

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1.5x scale

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.