Home / 167,258.72-230,925.16-103,664

Finding the Fourth Proportional to 167,258.72, 230,925.16 and 103,664

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Solution

The fourth proportional to 167,258.72, 230,925.16 and 103,664 is: 143,123.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,258.72 : 230,925.16 = 103,664 : x
  2. Step 2: Convert to fraction form
    167,258.72/230,925.16 = 103,664/x
  3. Step 3: Cross multiply
    167,258.72x = 230,925.16 × 103,664
  4. Step 4: Simplify right side
    167,258.72x = 23,938,625,786.24
  5. Step 5: Solve for x
    x = 23,938,625,786.24/167,258.72
  6. Step 6: Final answer
    x = 143,123.33

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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.