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Finding the Fourth Proportional to 94,953.70, 131,031.21 and 51,924.82

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Solution

The fourth proportional to 94,953.70, 131,031.21 and 51,924.82 is: 71,653.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,953.70 : 131,031.21 = 51,924.82 : x
  2. Step 2: Convert to fraction form
    94,953.70/131,031.21 = 51,924.82/x
  3. Step 3: Cross multiply
    94,953.70x = 131,031.21 × 51,924.82
  4. Step 4: Simplify right side
    94,953.70x = 6,803,771,993.63
  5. Step 5: Solve for x
    x = 6,803,771,993.63/94,953.70
  6. Step 6: Final answer
    x = 71,653.57

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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.