Home / 63,734.88-87,949.32-35,438.16

Finding the Fourth Proportional to 63,734.88, 87,949.32 and 35,438.16

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Solution

The fourth proportional to 63,734.88, 87,949.32 and 35,438.16 is: 48,901.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,734.88 : 87,949.32 = 35,438.16 : x
  2. Step 2: Convert to fraction form
    63,734.88/87,949.32 = 35,438.16/x
  3. Step 3: Cross multiply
    63,734.88x = 87,949.32 × 35,438.16
  4. Step 4: Simplify right side
    63,734.88x = 3,116,762,074.05
  5. Step 5: Solve for x
    x = 3,116,762,074.05/63,734.88
  6. Step 6: Final answer
    x = 48,901.98

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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.