Home / 57,441.76-86,109.54-30,806.26

Finding the Fourth Proportional to 57,441.76, 86,109.54 and 30,806.26

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Solution

The fourth proportional to 57,441.76, 86,109.54 and 30,806.26 is: 46,180.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,441.76 : 86,109.54 = 30,806.26 : x
  2. Step 2: Convert to fraction form
    57,441.76/86,109.54 = 30,806.26/x
  3. Step 3: Cross multiply
    57,441.76x = 86,109.54 × 30,806.26
  4. Step 4: Simplify right side
    57,441.76x = 2,652,712,877.72
  5. Step 5: Solve for x
    x = 2,652,712,877.72/57,441.76
  6. Step 6: Final answer
    x = 46,180.91

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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.