Home / 67,130.75-92,638.47-36,916.04

Finding the Fourth Proportional to 67,130.75, 92,638.47 and 36,916.04

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Solution

The fourth proportional to 67,130.75, 92,638.47 and 36,916.04 is: 50,943.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,130.75 : 92,638.47 = 36,916.04 : x
  2. Step 2: Convert to fraction form
    67,130.75/92,638.47 = 36,916.04/x
  3. Step 3: Cross multiply
    67,130.75x = 92,638.47 × 36,916.04
  4. Step 4: Simplify right side
    67,130.75x = 3,419,845,464.06
  5. Step 5: Solve for x
    x = 3,419,845,464.06/67,130.75
  6. Step 6: Final answer
    x = 50,943.05

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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.