Home / 57,824.80-79,705.92-47,196.16

Finding the Fourth Proportional to 57,824.80, 79,705.92 and 47,196.16

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Solution

The fourth proportional to 57,824.80, 79,705.92 and 47,196.16 is: 65,055.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,824.80 : 79,705.92 = 47,196.16 : x
  2. Step 2: Convert to fraction form
    57,824.80/79,705.92 = 47,196.16/x
  3. Step 3: Cross multiply
    57,824.80x = 79,705.92 × 47,196.16
  4. Step 4: Simplify right side
    57,824.80x = 3,761,813,353.27
  5. Step 5: Solve for x
    x = 3,761,813,353.27/57,824.80
  6. Step 6: Final answer
    x = 65,055.36

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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.