Home / 50,708.63-69,977.31-28,045.84

Finding the Fourth Proportional to 50,708.63, 69,977.31 and 28,045.84

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Solution

The fourth proportional to 50,708.63, 69,977.31 and 28,045.84 is: 38,702.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,708.63 : 69,977.31 = 28,045.84 : x
  2. Step 2: Convert to fraction form
    50,708.63/69,977.31 = 28,045.84/x
  3. Step 3: Cross multiply
    50,708.63x = 69,977.31 × 28,045.84
  4. Step 4: Simplify right side
    50,708.63x = 1,962,572,614.83
  5. Step 5: Solve for x
    x = 1,962,572,614.83/50,708.63
  6. Step 6: Final answer
    x = 38,702.93

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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.