Home / 129,995.42-194,992.23-36,501.26

Finding the Fourth Proportional to 129,995.42, 194,992.23 and 36,501.26

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Solution

The fourth proportional to 129,995.42, 194,992.23 and 36,501.26 is: 54,751.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,995.42 : 194,992.23 = 36,501.26 : x
  2. Step 2: Convert to fraction form
    129,995.42/194,992.23 = 36,501.26/x
  3. Step 3: Cross multiply
    129,995.42x = 194,992.23 × 36,501.26
  4. Step 4: Simplify right side
    129,995.42x = 7,117,462,085.21
  5. Step 5: Solve for x
    x = 7,117,462,085.21/129,995.42
  6. Step 6: Final answer
    x = 54,751.64

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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.