Home / 70,027.22-96,637.11-39,812.56

Finding the Fourth Proportional to 70,027.22, 96,637.11 and 39,812.56

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Solution

The fourth proportional to 70,027.22, 96,637.11 and 39,812.56 is: 54,941.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,027.22 : 96,637.11 = 39,812.56 : x
  2. Step 2: Convert to fraction form
    70,027.22/96,637.11 = 39,812.56/x
  3. Step 3: Cross multiply
    70,027.22x = 96,637.11 × 39,812.56
  4. Step 4: Simplify right side
    70,027.22x = 3,847,370,740.10
  5. Step 5: Solve for x
    x = 3,847,370,740.10/70,027.22
  6. Step 6: Final answer
    x = 54,941.07

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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.