Home / 57,421.48-86,149.71-29,361.25

Finding the Fourth Proportional to 57,421.48, 86,149.71 and 29,361.25

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Solution

The fourth proportional to 57,421.48, 86,149.71 and 29,361.25 is: 44,050.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,421.48 : 86,149.71 = 29,361.25 : x
  2. Step 2: Convert to fraction form
    57,421.48/86,149.71 = 29,361.25/x
  3. Step 3: Cross multiply
    57,421.48x = 86,149.71 × 29,361.25
  4. Step 4: Simplify right side
    57,421.48x = 2,529,462,595.18
  5. Step 5: Solve for x
    x = 2,529,462,595.18/57,421.48
  6. Step 6: Final answer
    x = 44,050.81

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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.