Home / 55,848.08-83,784.40-18,406.64

Finding the Fourth Proportional to 55,848.08, 83,784.40 and 18,406.64

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Solution

The fourth proportional to 55,848.08, 83,784.40 and 18,406.64 is: 27,614.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,848.08 : 83,784.40 = 18,406.64 : x
  2. Step 2: Convert to fraction form
    55,848.08/83,784.40 = 18,406.64/x
  3. Step 3: Cross multiply
    55,848.08x = 83,784.40 × 18,406.64
  4. Step 4: Simplify right side
    55,848.08x = 1,542,189,288.42
  5. Step 5: Solve for x
    x = 1,542,189,288.42/55,848.08
  6. Step 6: Final answer
    x = 27,614.01

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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.