Home / 92,953.26-128,276.28-50,511.78

Finding the Fourth Proportional to 92,953.26, 128,276.28 and 50,511.78

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Solution

The fourth proportional to 92,953.26, 128,276.28 and 50,511.78 is: 69,706.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,953.26 : 128,276.28 = 50,511.78 : x
  2. Step 2: Convert to fraction form
    92,953.26/128,276.28 = 50,511.78/x
  3. Step 3: Cross multiply
    92,953.26x = 128,276.28 × 50,511.78
  4. Step 4: Simplify right side
    92,953.26x = 6,479,463,234.58
  5. Step 5: Solve for x
    x = 6,479,463,234.58/92,953.26
  6. Step 6: Final answer
    x = 69,706.68

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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.