Home / 127,058.02-190,555.06-52,198.83

Finding the Fourth Proportional to 127,058.02, 190,555.06 and 52,198.83

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Solution

The fourth proportional to 127,058.02, 190,555.06 and 52,198.83 is: 78,285.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,058.02 : 190,555.06 = 52,198.83 : x
  2. Step 2: Convert to fraction form
    127,058.02/190,555.06 = 52,198.83/x
  3. Step 3: Cross multiply
    127,058.02x = 190,555.06 × 52,198.83
  4. Step 4: Simplify right side
    127,058.02x = 9,946,751,003.15
  5. Step 5: Solve for x
    x = 9,946,751,003.15/127,058.02
  6. Step 6: Final answer
    x = 78,285.11

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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.