Home / 94,940.13-131,074.23-59,178.60

Finding the Fourth Proportional to 94,940.13, 131,074.23 and 59,178.60

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Solution

The fourth proportional to 94,940.13, 131,074.23 and 59,178.60 is: 81,701.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,940.13 : 131,074.23 = 59,178.60 : x
  2. Step 2: Convert to fraction form
    94,940.13/131,074.23 = 59,178.60/x
  3. Step 3: Cross multiply
    94,940.13x = 131,074.23 × 59,178.60
  4. Step 4: Simplify right side
    94,940.13x = 7,756,789,427.48
  5. Step 5: Solve for x
    x = 7,756,789,427.48/94,940.13
  6. Step 6: Final answer
    x = 81,701.90

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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.