Home / 51,586.94-71,194.29-28,925.57

Finding the Fourth Proportional to 51,586.94, 71,194.29 and 28,925.57

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Solution

The fourth proportional to 51,586.94, 71,194.29 and 28,925.57 is: 39,919.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,586.94 : 71,194.29 = 28,925.57 : x
  2. Step 2: Convert to fraction form
    51,586.94/71,194.29 = 28,925.57/x
  3. Step 3: Cross multiply
    51,586.94x = 71,194.29 × 28,925.57
  4. Step 4: Simplify right side
    51,586.94x = 2,059,335,419.00
  5. Step 5: Solve for x
    x = 2,059,335,419.00/51,586.94
  6. Step 6: Final answer
    x = 39,919.70

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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.