Home / 57,312.36-79,086.78-32,157

Finding the Fourth Proportional to 57,312.36, 79,086.78 and 32,157

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Solution

The fourth proportional to 57,312.36, 79,086.78 and 32,157 is: 44,374.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,312.36 : 79,086.78 = 32,157 : x
  2. Step 2: Convert to fraction form
    57,312.36/79,086.78 = 32,157/x
  3. Step 3: Cross multiply
    57,312.36x = 79,086.78 × 32,157
  4. Step 4: Simplify right side
    57,312.36x = 2,543,193,584.46
  5. Step 5: Solve for x
    x = 2,543,193,584.46/57,312.36
  6. Step 6: Final answer
    x = 44,374.26

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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.