Home / 73,949.04-102,051-40,414.32

Finding the Fourth Proportional to 73,949.04, 102,051 and 40,414.32

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Solution

The fourth proportional to 73,949.04, 102,051 and 40,414.32 is: 55,772.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,949.04 : 102,051 = 40,414.32 : x
  2. Step 2: Convert to fraction form
    73,949.04/102,051 = 40,414.32/x
  3. Step 3: Cross multiply
    73,949.04x = 102,051 × 40,414.32
  4. Step 4: Simplify right side
    73,949.04x = 4,124,321,770.32
  5. Step 5: Solve for x
    x = 4,124,321,770.32/73,949.04
  6. Step 6: Final answer
    x = 55,772.49

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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.