Home / 63,400.04-87,467.10-40,735.64

Finding the Fourth Proportional to 63,400.04, 87,467.10 and 40,735.64

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Solution

The fourth proportional to 63,400.04, 87,467.10 and 40,735.64 is: 56,199.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,400.04 : 87,467.10 = 40,735.64 : x
  2. Step 2: Convert to fraction form
    63,400.04/87,467.10 = 40,735.64/x
  3. Step 3: Cross multiply
    63,400.04x = 87,467.10 × 40,735.64
  4. Step 4: Simplify right side
    63,400.04x = 3,563,028,297.44
  5. Step 5: Solve for x
    x = 3,563,028,297.44/63,400.04
  6. Step 6: Final answer
    x = 56,199.15

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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.