Home / 57,790.70-86,686.05-16,232.30

Finding the Fourth Proportional to 57,790.70, 86,686.05 and 16,232.30

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Solution

The fourth proportional to 57,790.70, 86,686.05 and 16,232.30 is: 24,348.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,790.70 : 86,686.05 = 16,232.30 : x
  2. Step 2: Convert to fraction form
    57,790.70/86,686.05 = 16,232.30/x
  3. Step 3: Cross multiply
    57,790.70x = 86,686.05 × 16,232.30
  4. Step 4: Simplify right side
    57,790.70x = 1,407,113,969.42
  5. Step 5: Solve for x
    x = 1,407,113,969.42/57,790.70
  6. Step 6: Final answer
    x = 24,348.45

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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.