Home / 210,388.03-290,336.55-114,894.73

Finding the Fourth Proportional to 210,388.03, 290,336.55 and 114,894.73

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Solution

The fourth proportional to 210,388.03, 290,336.55 and 114,894.73 is: 158,555.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,388.03 : 290,336.55 = 114,894.73 : x
  2. Step 2: Convert to fraction form
    210,388.03/290,336.55 = 114,894.73/x
  3. Step 3: Cross multiply
    210,388.03x = 290,336.55 × 114,894.73
  4. Step 4: Simplify right side
    210,388.03x = 33,358,139,283.16
  5. Step 5: Solve for x
    x = 33,358,139,283.16/210,388.03
  6. Step 6: Final answer
    x = 158,555.31

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1.5x scale

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.