Home / 127,083.07-190,500.66-60,505.32

Finding the Fourth Proportional to 127,083.07, 190,500.66 and 60,505.32

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Solution

The fourth proportional to 127,083.07, 190,500.66 and 60,505.32 is: 90,698.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,083.07 : 190,500.66 = 60,505.32 : x
  2. Step 2: Convert to fraction form
    127,083.07/190,500.66 = 60,505.32/x
  3. Step 3: Cross multiply
    127,083.07x = 190,500.66 × 60,505.32
  4. Step 4: Simplify right side
    127,083.07x = 11,526,303,393.51
  5. Step 5: Solve for x
    x = 11,526,303,393.51/127,083.07
  6. Step 6: Final answer
    x = 90,698.97

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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.