Home / 89,476.40-134,116.19-36,857.18

Finding the Fourth Proportional to 89,476.40, 134,116.19 and 36,857.18

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Solution

The fourth proportional to 89,476.40, 134,116.19 and 36,857.18 is: 55,245.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,476.40 : 134,116.19 = 36,857.18 : x
  2. Step 2: Convert to fraction form
    89,476.40/134,116.19 = 36,857.18/x
  3. Step 3: Cross multiply
    89,476.40x = 134,116.19 × 36,857.18
  4. Step 4: Simplify right side
    89,476.40x = 4,943,144,555.74
  5. Step 5: Solve for x
    x = 4,943,144,555.74/89,476.40
  6. Step 6: Final answer
    x = 55,245.23

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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.