Home / 183,694.28-253,509.45-122,335.26

Finding the Fourth Proportional to 183,694.28, 253,509.45 and 122,335.26

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Solution

The fourth proportional to 183,694.28, 253,509.45 and 122,335.26 is: 168,830.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,694.28 : 253,509.45 = 122,335.26 : x
  2. Step 2: Convert to fraction form
    183,694.28/253,509.45 = 122,335.26/x
  3. Step 3: Cross multiply
    183,694.28x = 253,509.45 × 122,335.26
  4. Step 4: Simplify right side
    183,694.28x = 31,013,143,068.79
  5. Step 5: Solve for x
    x = 31,013,143,068.79/183,694.28
  6. Step 6: Final answer
    x = 168,830.21

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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.