Home / 130,072.15-195,219.33-92,723.59

Finding the Fourth Proportional to 130,072.15, 195,219.33 and 92,723.59

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Solution

The fourth proportional to 130,072.15, 195,219.33 and 92,723.59 is: 139,164.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,072.15 : 195,219.33 = 92,723.59 : x
  2. Step 2: Convert to fraction form
    130,072.15/195,219.33 = 92,723.59/x
  3. Step 3: Cross multiply
    130,072.15x = 195,219.33 × 92,723.59
  4. Step 4: Simplify right side
    130,072.15x = 18,101,437,114.99
  5. Step 5: Solve for x
    x = 18,101,437,114.99/130,072.15
  6. Step 6: Final answer
    x = 139,164.59

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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.