Home / 294,062.13-405,743.04-173,159.28

Finding the Fourth Proportional to 294,062.13, 405,743.04 and 173,159.28

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Solution

The fourth proportional to 294,062.13, 405,743.04 and 173,159.28 is: 238,922.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,062.13 : 405,743.04 = 173,159.28 : x
  2. Step 2: Convert to fraction form
    294,062.13/405,743.04 = 173,159.28/x
  3. Step 3: Cross multiply
    294,062.13x = 405,743.04 × 173,159.28
  4. Step 4: Simplify right side
    294,062.13x = 70,258,172,671.41
  5. Step 5: Solve for x
    x = 70,258,172,671.41/294,062.13
  6. Step 6: Final answer
    x = 238,922.89

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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.