Home / 112,015.31-168,027.05-37,142.01

Finding the Fourth Proportional to 112,015.31, 168,027.05 and 37,142.01

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Solution

The fourth proportional to 112,015.31, 168,027.05 and 37,142.01 is: 55,714.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,015.31 : 168,027.05 = 37,142.01 : x
  2. Step 2: Convert to fraction form
    112,015.31/168,027.05 = 37,142.01/x
  3. Step 3: Cross multiply
    112,015.31x = 168,027.05 × 37,142.01
  4. Step 4: Simplify right side
    112,015.31x = 6,240,861,531.24
  5. Step 5: Solve for x
    x = 6,240,861,531.24/112,015.31
  6. Step 6: Final answer
    x = 55,714.36

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1.5x scale

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.