Home / 154,528.56-213,242.04-94,901.04

Finding the Fourth Proportional to 154,528.56, 213,242.04 and 94,901.04

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Solution

The fourth proportional to 154,528.56, 213,242.04 and 94,901.04 is: 130,958.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,528.56 : 213,242.04 = 94,901.04 : x
  2. Step 2: Convert to fraction form
    154,528.56/213,242.04 = 94,901.04/x
  3. Step 3: Cross multiply
    154,528.56x = 213,242.04 × 94,901.04
  4. Step 4: Simplify right side
    154,528.56x = 20,236,891,367.72
  5. Step 5: Solve for x
    x = 20,236,891,367.72/154,528.56
  6. Step 6: Final answer
    x = 130,958.91

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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.