Home / 268,329.36-370,329.64-173,113.04

Finding the Fourth Proportional to 268,329.36, 370,329.64 and 173,113.04

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Solution

The fourth proportional to 268,329.36, 370,329.64 and 173,113.04 is: 238,918.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,329.36 : 370,329.64 = 173,113.04 : x
  2. Step 2: Convert to fraction form
    268,329.36/370,329.64 = 173,113.04/x
  3. Step 3: Cross multiply
    268,329.36x = 370,329.64 × 173,113.04
  4. Step 4: Simplify right side
    268,329.36x = 64,108,889,782.51
  5. Step 5: Solve for x
    x = 64,108,889,782.51/268,329.36
  6. Step 6: Final answer
    x = 238,918.65

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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.