Home / 55,473.36-76,557.60-31,601.04

Finding the Fourth Proportional to 55,473.36, 76,557.60 and 31,601.04

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Solution

The fourth proportional to 55,473.36, 76,557.60 and 31,601.04 is: 43,611.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,473.36 : 76,557.60 = 31,601.04 : x
  2. Step 2: Convert to fraction form
    55,473.36/76,557.60 = 31,601.04/x
  3. Step 3: Cross multiply
    55,473.36x = 76,557.60 × 31,601.04
  4. Step 4: Simplify right side
    55,473.36x = 2,419,299,779.90
  5. Step 5: Solve for x
    x = 2,419,299,779.90/55,473.36
  6. Step 6: Final answer
    x = 43,611.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.