Home / 147,536.41-221,191.18-76,382.77

Finding the Fourth Proportional to 147,536.41, 221,191.18 and 76,382.77

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Solution

The fourth proportional to 147,536.41, 221,191.18 and 76,382.77 is: 114,515.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,536.41 : 221,191.18 = 76,382.77 : x
  2. Step 2: Convert to fraction form
    147,536.41/221,191.18 = 76,382.77/x
  3. Step 3: Cross multiply
    147,536.41x = 221,191.18 × 76,382.77
  4. Step 4: Simplify right side
    147,536.41x = 16,895,195,027.97
  5. Step 5: Solve for x
    x = 16,895,195,027.97/147,536.41
  6. Step 6: Final answer
    x = 114,515.43

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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.