Home / 134,199.41-185,195.57-76,839.62

Finding the Fourth Proportional to 134,199.41, 185,195.57 and 76,839.62

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Solution

The fourth proportional to 134,199.41, 185,195.57 and 76,839.62 is: 106,038.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,199.41 : 185,195.57 = 76,839.62 : x
  2. Step 2: Convert to fraction form
    134,199.41/185,195.57 = 76,839.62/x
  3. Step 3: Cross multiply
    134,199.41x = 185,195.57 × 76,839.62
  4. Step 4: Simplify right side
    134,199.41x = 14,230,357,224.48
  5. Step 5: Solve for x
    x = 14,230,357,224.48/134,199.41
  6. Step 6: Final answer
    x = 106,038.90

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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.