Home / 51,605.43-77,415.45-16,536.90

Finding the Fourth Proportional to 51,605.43, 77,415.45 and 16,536.90

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Solution

The fourth proportional to 51,605.43, 77,415.45 and 16,536.90 is: 24,807.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,605.43 : 77,415.45 = 16,536.90 : x
  2. Step 2: Convert to fraction form
    51,605.43/77,415.45 = 16,536.90/x
  3. Step 3: Cross multiply
    51,605.43x = 77,415.45 × 16,536.90
  4. Step 4: Simplify right side
    51,605.43x = 1,280,211,555.11
  5. Step 5: Solve for x
    x = 1,280,211,555.11/51,605.43
  6. Step 6: Final answer
    x = 24,807.69

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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.