Home / 68,969.74-95,166.72-40,681.02

Finding the Fourth Proportional to 68,969.74, 95,166.72 and 40,681.02

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Solution

The fourth proportional to 68,969.74, 95,166.72 and 40,681.02 is: 56,133.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,969.74 : 95,166.72 = 40,681.02 : x
  2. Step 2: Convert to fraction form
    68,969.74/95,166.72 = 40,681.02/x
  3. Step 3: Cross multiply
    68,969.74x = 95,166.72 × 40,681.02
  4. Step 4: Simplify right side
    68,969.74x = 3,871,479,239.65
  5. Step 5: Solve for x
    x = 3,871,479,239.65/68,969.74
  6. Step 6: Final answer
    x = 56,133.01

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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.