Home / 53,878.96-80,830.68-16,442.38

Finding the Fourth Proportional to 53,878.96, 80,830.68 and 16,442.38

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Solution

The fourth proportional to 53,878.96, 80,830.68 and 16,442.38 is: 24,667.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,878.96 : 80,830.68 = 16,442.38 : x
  2. Step 2: Convert to fraction form
    53,878.96/80,830.68 = 16,442.38/x
  3. Step 3: Cross multiply
    53,878.96x = 80,830.68 × 16,442.38
  4. Step 4: Simplify right side
    53,878.96x = 1,329,048,756.22
  5. Step 5: Solve for x
    x = 1,329,048,756.22/53,878.96
  6. Step 6: Final answer
    x = 24,667.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.