Home / 54,567.87-81,852.41-15,125.32

Finding the Fourth Proportional to 54,567.87, 81,852.41 and 15,125.32

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Solution

The fourth proportional to 54,567.87, 81,852.41 and 15,125.32 is: 22,688.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,567.87 : 81,852.41 = 15,125.32 : x
  2. Step 2: Convert to fraction form
    54,567.87/81,852.41 = 15,125.32/x
  3. Step 3: Cross multiply
    54,567.87x = 81,852.41 × 15,125.32
  4. Step 4: Simplify right side
    54,567.87x = 1,238,043,894.02
  5. Step 5: Solve for x
    x = 1,238,043,894.02/54,567.87
  6. Step 6: Final answer
    x = 22,688.15

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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.