Home / 74,458.56-102,753.36-40,467.18

Finding the Fourth Proportional to 74,458.56, 102,753.36 and 40,467.18

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Solution

The fourth proportional to 74,458.56, 102,753.36 and 40,467.18 is: 55,845.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,458.56 : 102,753.36 = 40,467.18 : x
  2. Step 2: Convert to fraction form
    74,458.56/102,753.36 = 40,467.18/x
  3. Step 3: Cross multiply
    74,458.56x = 102,753.36 × 40,467.18
  4. Step 4: Simplify right side
    74,458.56x = 4,158,138,714.72
  5. Step 5: Solve for x
    x = 4,158,138,714.72/74,458.56
  6. Step 6: Final answer
    x = 55,845.01

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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.