Home / 151,627.36-209,300.88-113,326.24

Finding the Fourth Proportional to 151,627.36, 209,300.88 and 113,326.24

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Solution

The fourth proportional to 151,627.36, 209,300.88 and 113,326.24 is: 156,431.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,627.36 : 209,300.88 = 113,326.24 : x
  2. Step 2: Convert to fraction form
    151,627.36/209,300.88 = 113,326.24/x
  3. Step 3: Cross multiply
    151,627.36x = 209,300.88 × 113,326.24
  4. Step 4: Simplify right side
    151,627.36x = 23,719,281,759.09
  5. Step 5: Solve for x
    x = 23,719,281,759.09/151,627.36
  6. Step 6: Final answer
    x = 156,431.41

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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.