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Finding the Fourth Proportional to 48,857.42, 73,187.85 and 37,031.42

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Solution

The fourth proportional to 48,857.42, 73,187.85 and 37,031.42 is: 55,472.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,857.42 : 73,187.85 = 37,031.42 : x
  2. Step 2: Convert to fraction form
    48,857.42/73,187.85 = 37,031.42/x
  3. Step 3: Cross multiply
    48,857.42x = 73,187.85 × 37,031.42
  4. Step 4: Simplify right side
    48,857.42x = 2,710,250,334.08
  5. Step 5: Solve for x
    x = 2,710,250,334.08/48,857.42
  6. Step 6: Final answer
    x = 55,472.64

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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.