Home / 63,421.47-87,521.46-36,563.85

Finding the Fourth Proportional to 63,421.47, 87,521.46 and 36,563.85

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Solution

The fourth proportional to 63,421.47, 87,521.46 and 36,563.85 is: 50,458.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,421.47 : 87,521.46 = 36,563.85 : x
  2. Step 2: Convert to fraction form
    63,421.47/87,521.46 = 36,563.85/x
  3. Step 3: Cross multiply
    63,421.47x = 87,521.46 × 36,563.85
  4. Step 4: Simplify right side
    63,421.47x = 3,200,121,535.22
  5. Step 5: Solve for x
    x = 3,200,121,535.22/63,421.47
  6. Step 6: Final answer
    x = 50,458.02

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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.