Home / 92,621.26-127,823.23-56,806.39

Finding the Fourth Proportional to 92,621.26, 127,823.23 and 56,806.39

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Solution

The fourth proportional to 92,621.26, 127,823.23 and 56,806.39 is: 78,396.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,621.26 : 127,823.23 = 56,806.39 : x
  2. Step 2: Convert to fraction form
    92,621.26/127,823.23 = 56,806.39/x
  3. Step 3: Cross multiply
    92,621.26x = 127,823.23 × 56,806.39
  4. Step 4: Simplify right side
    92,621.26x = 7,261,176,254.44
  5. Step 5: Solve for x
    x = 7,261,176,254.44/92,621.26
  6. Step 6: Final answer
    x = 78,396.43

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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.