Home / 63,500.64-87,634.08-35,205.72

Finding the Fourth Proportional to 63,500.64, 87,634.08 and 35,205.72

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Solution

The fourth proportional to 63,500.64, 87,634.08 and 35,205.72 is: 48,585.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,500.64 : 87,634.08 = 35,205.72 : x
  2. Step 2: Convert to fraction form
    63,500.64/87,634.08 = 35,205.72/x
  3. Step 3: Cross multiply
    63,500.64x = 87,634.08 × 35,205.72
  4. Step 4: Simplify right side
    63,500.64x = 3,085,220,882.94
  5. Step 5: Solve for x
    x = 3,085,220,882.94/63,500.64
  6. Step 6: Final answer
    x = 48,585.67

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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.