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Finding the Fourth Proportional to 9,959.02, 14,935.95 and 4,119.73

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Solution

The fourth proportional to 9,959.02, 14,935.95 and 4,119.73 is: 6,178.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,959.02 : 14,935.95 = 4,119.73 : x
  2. Step 2: Convert to fraction form
    9,959.02/14,935.95 = 4,119.73/x
  3. Step 3: Cross multiply
    9,959.02x = 14,935.95 × 4,119.73
  4. Step 4: Simplify right side
    9,959.02x = 61,532,081.29
  5. Step 5: Solve for x
    x = 61,532,081.29/9,959.02
  6. Step 6: Final answer
    x = 6,178.53

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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.