Home / 127,413.41-190,045.14-110,641.55

Finding the Fourth Proportional to 127,413.41, 190,045.14 and 110,641.55

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Solution

The fourth proportional to 127,413.41, 190,045.14 and 110,641.55 is: 165,028.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,413.41 : 190,045.14 = 110,641.55 : x
  2. Step 2: Convert to fraction form
    127,413.41/190,045.14 = 110,641.55/x
  3. Step 3: Cross multiply
    127,413.41x = 190,045.14 × 110,641.55
  4. Step 4: Simplify right side
    127,413.41x = 21,026,887,494.44
  5. Step 5: Solve for x
    x = 21,026,887,494.44/127,413.41
  6. Step 6: Final answer
    x = 165,028.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.