Home / 151,585.25-209,202.42-113,278.28

Finding the Fourth Proportional to 151,585.25, 209,202.42 and 113,278.28

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Solution

The fourth proportional to 151,585.25, 209,202.42 and 113,278.28 is: 156,335.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,585.25 : 209,202.42 = 113,278.28 : x
  2. Step 2: Convert to fraction form
    151,585.25/209,202.42 = 113,278.28/x
  3. Step 3: Cross multiply
    151,585.25x = 209,202.42 × 113,278.28
  4. Step 4: Simplify right side
    151,585.25x = 23,698,089,263.43
  5. Step 5: Solve for x
    x = 23,698,089,263.43/151,585.25
  6. Step 6: Final answer
    x = 156,335.07

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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.