Home / 53,735.55-74,155.14-29,861.61

Finding the Fourth Proportional to 53,735.55, 74,155.14 and 29,861.61

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Solution

The fourth proportional to 53,735.55, 74,155.14 and 29,861.61 is: 41,209.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,735.55 : 74,155.14 = 29,861.61 : x
  2. Step 2: Convert to fraction form
    53,735.55/74,155.14 = 29,861.61/x
  3. Step 3: Cross multiply
    53,735.55x = 74,155.14 × 29,861.61
  4. Step 4: Simplify right side
    53,735.55x = 2,214,391,870.18
  5. Step 5: Solve for x
    x = 2,214,391,870.18/53,735.55
  6. Step 6: Final answer
    x = 41,209.07

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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.