Home / 291,036.04-401,628.24-163,712.54

Finding the Fourth Proportional to 291,036.04, 401,628.24 and 163,712.54

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Solution

The fourth proportional to 291,036.04, 401,628.24 and 163,712.54 is: 225,922.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,036.04 : 401,628.24 = 163,712.54 : x
  2. Step 2: Convert to fraction form
    291,036.04/401,628.24 = 163,712.54/x
  3. Step 3: Cross multiply
    291,036.04x = 401,628.24 × 163,712.54
  4. Step 4: Simplify right side
    291,036.04x = 65,751,580,310.20
  5. Step 5: Solve for x
    x = 65,751,580,310.20/291,036.04
  6. Step 6: Final answer
    x = 225,922.47

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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.