Home / 131,904.80-197,884.88-43,151.44

Finding the Fourth Proportional to 131,904.80, 197,884.88 and 43,151.44

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Solution

The fourth proportional to 131,904.80, 197,884.88 and 43,151.44 is: 64,736.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,904.80 : 197,884.88 = 43,151.44 : x
  2. Step 2: Convert to fraction form
    131,904.80/197,884.88 = 43,151.44/x
  3. Step 3: Cross multiply
    131,904.80x = 197,884.88 × 43,151.44
  4. Step 4: Simplify right side
    131,904.80x = 8,539,017,526.23
  5. Step 5: Solve for x
    x = 8,539,017,526.23/131,904.80
  6. Step 6: Final answer
    x = 64,736.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.