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Finding the Fourth Proportional to 83,460.72, 125,219.04 and 27,303.42

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Solution

The fourth proportional to 83,460.72, 125,219.04 and 27,303.42 is: 40,964.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,460.72 : 125,219.04 = 27,303.42 : x
  2. Step 2: Convert to fraction form
    83,460.72/125,219.04 = 27,303.42/x
  3. Step 3: Cross multiply
    83,460.72x = 125,219.04 × 27,303.42
  4. Step 4: Simplify right side
    83,460.72x = 3,418,908,041.12
  5. Step 5: Solve for x
    x = 3,418,908,041.12/83,460.72
  6. Step 6: Final answer
    x = 40,964.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.