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Finding the Fourth Proportional to 63,574.74, 87,749.06 and 36,732.83

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Solution

The fourth proportional to 63,574.74, 87,749.06 and 36,732.83 is: 50,700.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,574.74 : 87,749.06 = 36,732.83 : x
  2. Step 2: Convert to fraction form
    63,574.74/87,749.06 = 36,732.83/x
  3. Step 3: Cross multiply
    63,574.74x = 87,749.06 × 36,732.83
  4. Step 4: Simplify right side
    63,574.74x = 3,223,270,681.23
  5. Step 5: Solve for x
    x = 3,223,270,681.23/63,574.74
  6. Step 6: Final answer
    x = 50,700.49

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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.