Home / 45,980.41-68,969.23-12,702.46

Finding the Fourth Proportional to 45,980.41, 68,969.23 and 12,702.46

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Solution

The fourth proportional to 45,980.41, 68,969.23 and 12,702.46 is: 19,053.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,980.41 : 68,969.23 = 12,702.46 : x
  2. Step 2: Convert to fraction form
    45,980.41/68,969.23 = 12,702.46/x
  3. Step 3: Cross multiply
    45,980.41x = 68,969.23 × 12,702.46
  4. Step 4: Simplify right side
    45,980.41x = 876,078,821.79
  5. Step 5: Solve for x
    x = 876,078,821.79/45,980.41
  6. Step 6: Final answer
    x = 19,053.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.