Home / 127,185.68-175,518.42-69,830.33

Finding the Fourth Proportional to 127,185.68, 175,518.42 and 69,830.33

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Solution

The fourth proportional to 127,185.68, 175,518.42 and 69,830.33 is: 96,367.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,185.68 : 175,518.42 = 69,830.33 : x
  2. Step 2: Convert to fraction form
    127,185.68/175,518.42 = 69,830.33/x
  3. Step 3: Cross multiply
    127,185.68x = 175,518.42 × 69,830.33
  4. Step 4: Simplify right side
    127,185.68x = 12,256,509,189.68
  5. Step 5: Solve for x
    x = 12,256,509,189.68/127,185.68
  6. Step 6: Final answer
    x = 96,367.05

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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.