Home / 154,725.69-213,591.41-97,449.18

Finding the Fourth Proportional to 154,725.69, 213,591.41 and 97,449.18

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Solution

The fourth proportional to 154,725.69, 213,591.41 and 97,449.18 is: 134,523.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,725.69 : 213,591.41 = 97,449.18 : x
  2. Step 2: Convert to fraction form
    154,725.69/213,591.41 = 97,449.18/x
  3. Step 3: Cross multiply
    154,725.69x = 213,591.41 × 97,449.18
  4. Step 4: Simplify right side
    154,725.69x = 20,814,308,293.52
  5. Step 5: Solve for x
    x = 20,814,308,293.52/154,725.69
  6. Step 6: Final answer
    x = 134,523.94

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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.