Home / 57,783.10-86,670.69-16,230.10

Finding the Fourth Proportional to 57,783.10, 86,670.69 and 16,230.10

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Solution

The fourth proportional to 57,783.10, 86,670.69 and 16,230.10 is: 24,344.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,783.10 : 86,670.69 = 16,230.10 : x
  2. Step 2: Convert to fraction form
    57,783.10/86,670.69 = 16,230.10/x
  3. Step 3: Cross multiply
    57,783.10x = 86,670.69 × 16,230.10
  4. Step 4: Simplify right side
    57,783.10x = 1,406,673,965.77
  5. Step 5: Solve for x
    x = 1,406,673,965.77/57,783.10
  6. Step 6: Final answer
    x = 24,344.04

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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.