Home / 61,795.54-85,232.55-40,567.06

Finding the Fourth Proportional to 61,795.54, 85,232.55 and 40,567.06

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Solution

The fourth proportional to 61,795.54, 85,232.55 and 40,567.06 is: 55,952.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,795.54 : 85,232.55 = 40,567.06 : x
  2. Step 2: Convert to fraction form
    61,795.54/85,232.55 = 40,567.06/x
  3. Step 3: Cross multiply
    61,795.54x = 85,232.55 × 40,567.06
  4. Step 4: Simplify right side
    61,795.54x = 3,457,633,969.80
  5. Step 5: Solve for x
    x = 3,457,633,969.80/61,795.54
  6. Step 6: Final answer
    x = 55,952.81

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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.