Home / 167,429.64-230,547.42-144,728.04

Finding the Fourth Proportional to 167,429.64, 230,547.42 and 144,728.04

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Solution

The fourth proportional to 167,429.64, 230,547.42 and 144,728.04 is: 199,287.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,429.64 : 230,547.42 = 144,728.04 : x
  2. Step 2: Convert to fraction form
    167,429.64/230,547.42 = 144,728.04/x
  3. Step 3: Cross multiply
    167,429.64x = 230,547.42 × 144,728.04
  4. Step 4: Simplify right side
    167,429.64x = 33,366,676,223.66
  5. Step 5: Solve for x
    x = 33,366,676,223.66/167,429.64
  6. Step 6: Final answer
    x = 199,287.75

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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.