Home / 154,713.42-213,504.27-94,284.30

Finding the Fourth Proportional to 154,713.42, 213,504.27 and 94,284.30

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Solution

The fourth proportional to 154,713.42, 213,504.27 and 94,284.30 is: 130,112.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,713.42 : 213,504.27 = 94,284.30 : x
  2. Step 2: Convert to fraction form
    154,713.42/213,504.27 = 94,284.30/x
  3. Step 3: Cross multiply
    154,713.42x = 213,504.27 × 94,284.30
  4. Step 4: Simplify right side
    154,713.42x = 20,130,100,643.96
  5. Step 5: Solve for x
    x = 20,130,100,643.96/154,713.42
  6. Step 6: Final answer
    x = 130,112.18

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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.