Home / 51,234.49-70,703.99-28,574.94

Finding the Fourth Proportional to 51,234.49, 70,703.99 and 28,574.94

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Solution

The fourth proportional to 51,234.49, 70,703.99 and 28,574.94 is: 39,433.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,234.49 : 70,703.99 = 28,574.94 : x
  2. Step 2: Convert to fraction form
    51,234.49/70,703.99 = 28,574.94/x
  3. Step 3: Cross multiply
    51,234.49x = 70,703.99 × 28,574.94
  4. Step 4: Simplify right side
    51,234.49x = 2,020,362,501.43
  5. Step 5: Solve for x
    x = 2,020,362,501.43/51,234.49
  6. Step 6: Final answer
    x = 39,433.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.