Home / 61,150.24-84,356.28-39,941.92

Finding the Fourth Proportional to 61,150.24, 84,356.28 and 39,941.92

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Solution

The fourth proportional to 61,150.24, 84,356.28 and 39,941.92 is: 55,099.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,150.24 : 84,356.28 = 39,941.92 : x
  2. Step 2: Convert to fraction form
    61,150.24/84,356.28 = 39,941.92/x
  3. Step 3: Cross multiply
    61,150.24x = 84,356.28 × 39,941.92
  4. Step 4: Simplify right side
    61,150.24x = 3,369,351,787.26
  5. Step 5: Solve for x
    x = 3,369,351,787.26/61,150.24
  6. Step 6: Final answer
    x = 55,099.57

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1.5x scale

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.