Home / 55,565.61-83,362.76-20,025.51

Finding the Fourth Proportional to 55,565.61, 83,362.76 and 20,025.51

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Solution

The fourth proportional to 55,565.61, 83,362.76 and 20,025.51 is: 30,043.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,565.61 : 83,362.76 = 20,025.51 : x
  2. Step 2: Convert to fraction form
    55,565.61/83,362.76 = 20,025.51/x
  3. Step 3: Cross multiply
    55,565.61x = 83,362.76 × 20,025.51
  4. Step 4: Simplify right side
    55,565.61x = 1,669,381,683.88
  5. Step 5: Solve for x
    x = 1,669,381,683.88/55,565.61
  6. Step 6: Final answer
    x = 30,043.43

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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.