Home / 63,360.75-87,436.49-34,680.41

Finding the Fourth Proportional to 63,360.75, 87,436.49 and 34,680.41

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Solution

The fourth proportional to 63,360.75, 87,436.49 and 34,680.41 is: 47,858.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,360.75 : 87,436.49 = 34,680.41 : x
  2. Step 2: Convert to fraction form
    63,360.75/87,436.49 = 34,680.41/x
  3. Step 3: Cross multiply
    63,360.75x = 87,436.49 × 34,680.41
  4. Step 4: Simplify right side
    63,360.75x = 3,032,332,711.58
  5. Step 5: Solve for x
    x = 3,032,332,711.58/63,360.75
  6. Step 6: Final answer
    x = 47,858.22

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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.