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Finding the Fourth Proportional to 37,656.16, 56,479.92 and 9,956.32

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Solution

The fourth proportional to 37,656.16, 56,479.92 and 9,956.32 is: 14,933.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,656.16 : 56,479.92 = 9,956.32 : x
  2. Step 2: Convert to fraction form
    37,656.16/56,479.92 = 9,956.32/x
  3. Step 3: Cross multiply
    37,656.16x = 56,479.92 × 9,956.32
  4. Step 4: Simplify right side
    37,656.16x = 562,332,157.09
  5. Step 5: Solve for x
    x = 562,332,157.09/37,656.16
  6. Step 6: Final answer
    x = 14,933.34

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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.