Home / 67,057.13-92,535.53-40,194.42

Finding the Fourth Proportional to 67,057.13, 92,535.53 and 40,194.42

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Solution

The fourth proportional to 67,057.13, 92,535.53 and 40,194.42 is: 55,466.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,057.13 : 92,535.53 = 40,194.42 : x
  2. Step 2: Convert to fraction form
    67,057.13/92,535.53 = 40,194.42/x
  3. Step 3: Cross multiply
    67,057.13x = 92,535.53 × 40,194.42
  4. Step 4: Simplify right side
    67,057.13x = 3,719,411,756.77
  5. Step 5: Solve for x
    x = 3,719,411,756.77/67,057.13
  6. Step 6: Final answer
    x = 55,466.32

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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.