Home / 55,567.64-76,681.85-31,693.82

Finding the Fourth Proportional to 55,567.64, 76,681.85 and 31,693.82

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Solution

The fourth proportional to 55,567.64, 76,681.85 and 31,693.82 is: 43,736.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,567.64 : 76,681.85 = 31,693.82 : x
  2. Step 2: Convert to fraction form
    55,567.64/76,681.85 = 31,693.82/x
  3. Step 3: Cross multiply
    55,567.64x = 76,681.85 × 31,693.82
  4. Step 4: Simplify right side
    55,567.64x = 2,430,340,209.29
  5. Step 5: Solve for x
    x = 2,430,340,209.29/55,567.64
  6. Step 6: Final answer
    x = 43,736.61

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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.