Home / 67,623.65-93,291.21-40,750.89

Finding the Fourth Proportional to 67,623.65, 93,291.21 and 40,750.89

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Solution

The fourth proportional to 67,623.65, 93,291.21 and 40,750.89 is: 56,218.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,623.65 : 93,291.21 = 40,750.89 : x
  2. Step 2: Convert to fraction form
    67,623.65/93,291.21 = 40,750.89/x
  3. Step 3: Cross multiply
    67,623.65x = 93,291.21 × 40,750.89
  4. Step 4: Simplify right side
    67,623.65x = 3,801,699,836.68
  5. Step 5: Solve for x
    x = 3,801,699,836.68/67,623.65
  6. Step 6: Final answer
    x = 56,218.50

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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.