Home / 186,743.07-257,734.31-110,270.36

Finding the Fourth Proportional to 186,743.07, 257,734.31 and 110,270.36

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Solution

The fourth proportional to 186,743.07, 257,734.31 and 110,270.36 is: 152,190.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,743.07 : 257,734.31 = 110,270.36 : x
  2. Step 2: Convert to fraction form
    186,743.07/257,734.31 = 110,270.36/x
  3. Step 3: Cross multiply
    186,743.07x = 257,734.31 × 110,270.36
  4. Step 4: Simplify right side
    186,743.07x = 28,420,455,241.04
  5. Step 5: Solve for x
    x = 28,420,455,241.04/186,743.07
  6. Step 6: Final answer
    x = 152,190.15

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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.