Home / 67,368.66-92,969.40-37,155.20

Finding the Fourth Proportional to 67,368.66, 92,969.40 and 37,155.20

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Solution

The fourth proportional to 67,368.66, 92,969.40 and 37,155.20 is: 51,274.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,368.66 : 92,969.40 = 37,155.20 : x
  2. Step 2: Convert to fraction form
    67,368.66/92,969.40 = 37,155.20/x
  3. Step 3: Cross multiply
    67,368.66x = 92,969.40 × 37,155.20
  4. Step 4: Simplify right side
    67,368.66x = 3,454,296,650.88
  5. Step 5: Solve for x
    x = 3,454,296,650.88/67,368.66
  6. Step 6: Final answer
    x = 51,274.53

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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.