Home / 291,194.04-401,814.78-163,866.36

Finding the Fourth Proportional to 291,194.04, 401,814.78 and 163,866.36

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Solution

The fourth proportional to 291,194.04, 401,814.78 and 163,866.36 is: 226,117.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,194.04 : 401,814.78 = 163,866.36 : x
  2. Step 2: Convert to fraction form
    291,194.04/401,814.78 = 163,866.36/x
  3. Step 3: Cross multiply
    291,194.04x = 401,814.78 × 163,866.36
  4. Step 4: Simplify right side
    291,194.04x = 65,843,925,392.80
  5. Step 5: Solve for x
    x = 65,843,925,392.80/291,194.04
  6. Step 6: Final answer
    x = 226,117.01

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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.