Home / 51,208.96-76,681.68-41,166.40

Finding the Fourth Proportional to 51,208.96, 76,681.68 and 41,166.40

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Solution

The fourth proportional to 51,208.96, 76,681.68 and 41,166.40 is: 61,643.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,208.96 : 76,681.68 = 41,166.40 : x
  2. Step 2: Convert to fraction form
    51,208.96/76,681.68 = 41,166.40/x
  3. Step 3: Cross multiply
    51,208.96x = 76,681.68 × 41,166.40
  4. Step 4: Simplify right side
    51,208.96x = 3,156,708,711.55
  5. Step 5: Solve for x
    x = 3,156,708,711.55/51,208.96
  6. Step 6: Final answer
    x = 61,643.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.