Home / 51,973.99-77,960.27-12,530.73

Finding the Fourth Proportional to 51,973.99, 77,960.27 and 12,530.73

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Solution

The fourth proportional to 51,973.99, 77,960.27 and 12,530.73 is: 18,795.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,973.99 : 77,960.27 = 12,530.73 : x
  2. Step 2: Convert to fraction form
    51,973.99/77,960.27 = 12,530.73/x
  3. Step 3: Cross multiply
    51,973.99x = 77,960.27 × 12,530.73
  4. Step 4: Simplify right side
    51,973.99x = 976,899,417.77
  5. Step 5: Solve for x
    x = 976,899,417.77/51,973.99
  6. Step 6: Final answer
    x = 18,795.93

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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.