Home / 130,074.96-195,131.02-40,125.24

Finding the Fourth Proportional to 130,074.96, 195,131.02 and 40,125.24

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Solution

The fourth proportional to 130,074.96, 195,131.02 and 40,125.24 is: 60,193.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,074.96 : 195,131.02 = 40,125.24 : x
  2. Step 2: Convert to fraction form
    130,074.96/195,131.02 = 40,125.24/x
  3. Step 3: Cross multiply
    130,074.96x = 195,131.02 × 40,125.24
  4. Step 4: Simplify right side
    130,074.96x = 7,829,679,008.94
  5. Step 5: Solve for x
    x = 7,829,679,008.94/130,074.96
  6. Step 6: Final answer
    x = 60,193.59

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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.