Home / 57,265.34-85,856.45-38,498.81

Finding the Fourth Proportional to 57,265.34, 85,856.45 and 38,498.81

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Solution

The fourth proportional to 57,265.34, 85,856.45 and 38,498.81 is: 57,720.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,265.34 : 85,856.45 = 38,498.81 : x
  2. Step 2: Convert to fraction form
    57,265.34/85,856.45 = 38,498.81/x
  3. Step 3: Cross multiply
    57,265.34x = 85,856.45 × 38,498.81
  4. Step 4: Simplify right side
    57,265.34x = 3,305,370,534.05
  5. Step 5: Solve for x
    x = 3,305,370,534.05/57,265.34
  6. Step 6: Final answer
    x = 57,720.27

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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.