Home / 55,535.16-76,558.80-39,591.93

Finding the Fourth Proportional to 55,535.16, 76,558.80 and 39,591.93

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Solution

The fourth proportional to 55,535.16, 76,558.80 and 39,591.93 is: 54,580.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,535.16 : 76,558.80 = 39,591.93 : x
  2. Step 2: Convert to fraction form
    55,535.16/76,558.80 = 39,591.93/x
  3. Step 3: Cross multiply
    55,535.16x = 76,558.80 × 39,591.93
  4. Step 4: Simplify right side
    55,535.16x = 3,031,110,511.86
  5. Step 5: Solve for x
    x = 3,031,110,511.86/55,535.16
  6. Step 6: Final answer
    x = 54,580.03

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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.