Home / 67,945.89-101,931.08-27,957.81

Finding the Fourth Proportional to 67,945.89, 101,931.08 and 27,957.81

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Solution

The fourth proportional to 67,945.89, 101,931.08 and 27,957.81 is: 41,941.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,945.89 : 101,931.08 = 27,957.81 : x
  2. Step 2: Convert to fraction form
    67,945.89/101,931.08 = 27,957.81/x
  3. Step 3: Cross multiply
    67,945.89x = 101,931.08 × 27,957.81
  4. Step 4: Simplify right side
    67,945.89x = 2,849,769,627.95
  5. Step 5: Solve for x
    x = 2,849,769,627.95/67,945.89
  6. Step 6: Final answer
    x = 41,941.75

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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.