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Finding the Fourth Proportional to 56,100.44, 84,211.32 and 49,900.16

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Solution

The fourth proportional to 56,100.44, 84,211.32 and 49,900.16 is: 74,904.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,100.44 : 84,211.32 = 49,900.16 : x
  2. Step 2: Convert to fraction form
    56,100.44/84,211.32 = 49,900.16/x
  3. Step 3: Cross multiply
    56,100.44x = 84,211.32 × 49,900.16
  4. Step 4: Simplify right side
    56,100.44x = 4,202,158,341.81
  5. Step 5: Solve for x
    x = 4,202,158,341.81/56,100.44
  6. Step 6: Final answer
    x = 74,904.20

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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.