Home / 57,035.75-78,719.04-33,176.25

Finding the Fourth Proportional to 57,035.75, 78,719.04 and 33,176.25

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Solution

The fourth proportional to 57,035.75, 78,719.04 and 33,176.25 is: 45,788.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,035.75 : 78,719.04 = 33,176.25 : x
  2. Step 2: Convert to fraction form
    57,035.75/78,719.04 = 33,176.25/x
  3. Step 3: Cross multiply
    57,035.75x = 78,719.04 × 33,176.25
  4. Step 4: Simplify right side
    57,035.75x = 2,611,602,550.80
  5. Step 5: Solve for x
    x = 2,611,602,550.80/57,035.75
  6. Step 6: Final answer
    x = 45,788.87

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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.