Home / 74,297.04-102,529.04-40,304.88

Finding the Fourth Proportional to 74,297.04, 102,529.04 and 40,304.88

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Solution

The fourth proportional to 74,297.04, 102,529.04 and 40,304.88 is: 55,620.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,297.04 : 102,529.04 = 40,304.88 : x
  2. Step 2: Convert to fraction form
    74,297.04/102,529.04 = 40,304.88/x
  3. Step 3: Cross multiply
    74,297.04x = 102,529.04 × 40,304.88
  4. Step 4: Simplify right side
    74,297.04x = 4,132,420,653.72
  5. Step 5: Solve for x
    x = 4,132,420,653.72/74,297.04
  6. Step 6: Final answer
    x = 55,620.26

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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.