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Finding the Fourth Proportional to 36,700, 50,647.08 and 19,934.08

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Solution

The fourth proportional to 36,700, 50,647.08 and 19,934.08 is: 27,509.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,700 : 50,647.08 = 19,934.08 : x
  2. Step 2: Convert to fraction form
    36,700/50,647.08 = 19,934.08/x
  3. Step 3: Cross multiply
    36,700x = 50,647.08 × 19,934.08
  4. Step 4: Simplify right side
    36,700x = 1,009,602,944.49
  5. Step 5: Solve for x
    x = 1,009,602,944.49/36,700
  6. Step 6: Final answer
    x = 27,509.62

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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.