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Finding the Fourth Proportional to 36,488.79, 54,370.47 and 32,509.48

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Solution

The fourth proportional to 36,488.79, 54,370.47 and 32,509.48 is: 48,441.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,488.79 : 54,370.47 = 32,509.48 : x
  2. Step 2: Convert to fraction form
    36,488.79/54,370.47 = 32,509.48/x
  3. Step 3: Cross multiply
    36,488.79x = 54,370.47 × 32,509.48
  4. Step 4: Simplify right side
    36,488.79x = 1,767,555,367.77
  5. Step 5: Solve for x
    x = 1,767,555,367.77/36,488.79
  6. Step 6: Final answer
    x = 48,441.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.