Home / 51,586.94-71,194.30-28,925.58

Finding the Fourth Proportional to 51,586.94, 71,194.30 and 28,925.58

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Solution

The fourth proportional to 51,586.94, 71,194.30 and 28,925.58 is: 39,919.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,586.94 : 71,194.30 = 28,925.58 : x
  2. Step 2: Convert to fraction form
    51,586.94/71,194.30 = 28,925.58/x
  3. Step 3: Cross multiply
    51,586.94x = 71,194.30 × 28,925.58
  4. Step 4: Simplify right side
    51,586.94x = 2,059,336,420.19
  5. Step 5: Solve for x
    x = 2,059,336,420.19/51,586.94
  6. Step 6: Final answer
    x = 39,919.72

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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.