Home / 63,426.69-87,329.66-53,846.73

Finding the Fourth Proportional to 63,426.69, 87,329.66 and 53,846.73

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Solution

The fourth proportional to 63,426.69, 87,329.66 and 53,846.73 is: 74,139.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,426.69 : 87,329.66 = 53,846.73 : x
  2. Step 2: Convert to fraction form
    63,426.69/87,329.66 = 53,846.73/x
  3. Step 3: Cross multiply
    63,426.69x = 87,329.66 × 53,846.73
  4. Step 4: Simplify right side
    63,426.69x = 4,702,416,353.78
  5. Step 5: Solve for x
    x = 4,702,416,353.78/63,426.69
  6. Step 6: Final answer
    x = 74,139.39

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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.