Home / 55,563.80-76,658.98-31,673.24

Finding the Fourth Proportional to 55,563.80, 76,658.98 and 31,673.24

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Solution

The fourth proportional to 55,563.80, 76,658.98 and 31,673.24 is: 43,698.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,563.80 : 76,658.98 = 31,673.24 : x
  2. Step 2: Convert to fraction form
    55,563.80/76,658.98 = 31,673.24/x
  3. Step 3: Cross multiply
    55,563.80x = 76,658.98 × 31,673.24
  4. Step 4: Simplify right side
    55,563.80x = 2,428,038,271.70
  5. Step 5: Solve for x
    x = 2,428,038,271.70/55,563.80
  6. Step 6: Final answer
    x = 43,698.20

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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.