Home / 57,405.51-86,124.60-22,355.19

Finding the Fourth Proportional to 57,405.51, 86,124.60 and 22,355.19

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Solution

The fourth proportional to 57,405.51, 86,124.60 and 22,355.19 is: 33,539.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,405.51 : 86,124.60 = 22,355.19 : x
  2. Step 2: Convert to fraction form
    57,405.51/86,124.60 = 22,355.19/x
  3. Step 3: Cross multiply
    57,405.51x = 86,124.60 × 22,355.19
  4. Step 4: Simplify right side
    57,405.51x = 1,925,331,796.67
  5. Step 5: Solve for x
    x = 1,925,331,796.67/57,405.51
  6. Step 6: Final answer
    x = 33,539.15

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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.