Home / 63,450.16-87,561.04-35,155.84

Finding the Fourth Proportional to 63,450.16, 87,561.04 and 35,155.84

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Solution

The fourth proportional to 63,450.16, 87,561.04 and 35,155.84 is: 48,514.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,450.16 : 87,561.04 = 35,155.84 : x
  2. Step 2: Convert to fraction form
    63,450.16/87,561.04 = 35,155.84/x
  3. Step 3: Cross multiply
    63,450.16x = 87,561.04 × 35,155.84
  4. Step 4: Simplify right side
    63,450.16x = 3,078,281,912.47
  5. Step 5: Solve for x
    x = 3,078,281,912.47/63,450.16
  6. Step 6: Final answer
    x = 48,514.96

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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.