Home / 125,192.03-188,203.59-115,946.51

Finding the Fourth Proportional to 125,192.03, 188,203.59 and 115,946.51

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Solution

The fourth proportional to 125,192.03, 188,203.59 and 115,946.51 is: 174,304.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,192.03 : 188,203.59 = 115,946.51 : x
  2. Step 2: Convert to fraction form
    125,192.03/188,203.59 = 115,946.51/x
  3. Step 3: Cross multiply
    125,192.03x = 188,203.59 × 115,946.51
  4. Step 4: Simplify right side
    125,192.03x = 21,821,548,488.95
  5. Step 5: Solve for x
    x = 21,821,548,488.95/125,192.03
  6. Step 6: Final answer
    x = 174,304.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.