Home / 51,960.24-77,950.08-16,909.92

Finding the Fourth Proportional to 51,960.24, 77,950.08 and 16,909.92

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Solution

The fourth proportional to 51,960.24, 77,950.08 and 16,909.92 is: 25,368.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,960.24 : 77,950.08 = 16,909.92 : x
  2. Step 2: Convert to fraction form
    51,960.24/77,950.08 = 16,909.92/x
  3. Step 3: Cross multiply
    51,960.24x = 77,950.08 × 16,909.92
  4. Step 4: Simplify right side
    51,960.24x = 1,318,129,616.79
  5. Step 5: Solve for x
    x = 1,318,129,616.79/51,960.24
  6. Step 6: Final answer
    x = 25,368.04

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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.