Home / 50,106.60-69,152.94-28,886.63

Finding the Fourth Proportional to 50,106.60, 69,152.94 and 28,886.63

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Solution

The fourth proportional to 50,106.60, 69,152.94 and 28,886.63 is: 39,866.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,106.60 : 69,152.94 = 28,886.63 : x
  2. Step 2: Convert to fraction form
    50,106.60/69,152.94 = 28,886.63/x
  3. Step 3: Cross multiply
    50,106.60x = 69,152.94 × 28,886.63
  4. Step 4: Simplify right side
    50,106.60x = 1,997,595,045.43
  5. Step 5: Solve for x
    x = 1,997,595,045.43/50,106.60
  6. Step 6: Final answer
    x = 39,866.90

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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.