Home / 112,201.32-154,810.14-68,582.70

Finding the Fourth Proportional to 112,201.32, 154,810.14 and 68,582.70

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Solution

The fourth proportional to 112,201.32, 154,810.14 and 68,582.70 is: 94,627.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,201.32 : 154,810.14 = 68,582.70 : x
  2. Step 2: Convert to fraction form
    112,201.32/154,810.14 = 68,582.70/x
  3. Step 3: Cross multiply
    112,201.32x = 154,810.14 × 68,582.70
  4. Step 4: Simplify right side
    112,201.32x = 10,617,297,388.58
  5. Step 5: Solve for x
    x = 10,617,297,388.58/112,201.32
  6. Step 6: Final answer
    x = 94,627.21

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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.