Home / 126,959.54-190,437.55-30,897.11

Finding the Fourth Proportional to 126,959.54, 190,437.55 and 30,897.11

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Solution

The fourth proportional to 126,959.54, 190,437.55 and 30,897.11 is: 46,345.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,959.54 : 190,437.55 = 30,897.11 : x
  2. Step 2: Convert to fraction form
    126,959.54/190,437.55 = 30,897.11/x
  3. Step 3: Cross multiply
    126,959.54x = 190,437.55 × 30,897.11
  4. Step 4: Simplify right side
    126,959.54x = 5,883,970,329.33
  5. Step 5: Solve for x
    x = 5,883,970,329.33/126,959.54
  6. Step 6: Final answer
    x = 46,345.24

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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.