Home / 146,043.63-201,405.12-112,053.54

Finding the Fourth Proportional to 146,043.63, 201,405.12 and 112,053.54

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Solution

The fourth proportional to 146,043.63, 201,405.12 and 112,053.54 is: 154,530.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,043.63 : 201,405.12 = 112,053.54 : x
  2. Step 2: Convert to fraction form
    146,043.63/201,405.12 = 112,053.54/x
  3. Step 3: Cross multiply
    146,043.63x = 201,405.12 × 112,053.54
  4. Step 4: Simplify right side
    146,043.63x = 22,568,156,670.12
  5. Step 5: Solve for x
    x = 22,568,156,670.12/146,043.63
  6. Step 6: Final answer
    x = 154,530.24

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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.