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Finding the Fourth Proportional to 60,509.16, 83,509.92 and 36,631.44

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Solution

The fourth proportional to 60,509.16, 83,509.92 and 36,631.44 is: 50,555.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,509.16 : 83,509.92 = 36,631.44 : x
  2. Step 2: Convert to fraction form
    60,509.16/83,509.92 = 36,631.44/x
  3. Step 3: Cross multiply
    60,509.16x = 83,509.92 × 36,631.44
  4. Step 4: Simplify right side
    60,509.16x = 3,059,088,623.88
  5. Step 5: Solve for x
    x = 3,059,088,623.88/60,509.16
  6. Step 6: Final answer
    x = 50,555.79

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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.