Home / 51,869.40-71,586.12-33,968.88

Finding the Fourth Proportional to 51,869.40, 71,586.12 and 33,968.88

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Solution

The fourth proportional to 51,869.40, 71,586.12 and 33,968.88 is: 46,881.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,869.40 : 71,586.12 = 33,968.88 : x
  2. Step 2: Convert to fraction form
    51,869.40/71,586.12 = 33,968.88/x
  3. Step 3: Cross multiply
    51,869.40x = 71,586.12 × 33,968.88
  4. Step 4: Simplify right side
    51,869.40x = 2,431,700,319.95
  5. Step 5: Solve for x
    x = 2,431,700,319.95/51,869.40
  6. Step 6: Final answer
    x = 46,881.21

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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.