Home / 212,152.03-292,769.44-121,537.33

Finding the Fourth Proportional to 212,152.03, 292,769.44 and 121,537.33

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Solution

The fourth proportional to 212,152.03, 292,769.44 and 121,537.33 is: 167,721.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,152.03 : 292,769.44 = 121,537.33 : x
  2. Step 2: Convert to fraction form
    212,152.03/292,769.44 = 121,537.33/x
  3. Step 3: Cross multiply
    212,152.03x = 292,769.44 × 121,537.33
  4. Step 4: Simplify right side
    212,152.03x = 35,582,416,043.20
  5. Step 5: Solve for x
    x = 35,582,416,043.20/212,152.03
  6. Step 6: Final answer
    x = 167,721.31

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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.