Home / 111,101.44-153,323.04-63,362.56

Finding the Fourth Proportional to 111,101.44, 153,323.04 and 63,362.56

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Solution

The fourth proportional to 111,101.44, 153,323.04 and 63,362.56 is: 87,442.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,101.44 : 153,323.04 = 63,362.56 : x
  2. Step 2: Convert to fraction form
    111,101.44/153,323.04 = 63,362.56/x
  3. Step 3: Cross multiply
    111,101.44x = 153,323.04 × 63,362.56
  4. Step 4: Simplify right side
    111,101.44x = 9,714,940,321.38
  5. Step 5: Solve for x
    x = 9,714,940,321.38/111,101.44
  6. Step 6: Final answer
    x = 87,442.07

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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.