Home / 117,541.71-176,551.25-103,812.84

Finding the Fourth Proportional to 117,541.71, 176,551.25 and 103,812.84

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Solution

The fourth proportional to 117,541.71, 176,551.25 and 103,812.84 is: 155,930.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,541.71 : 176,551.25 = 103,812.84 : x
  2. Step 2: Convert to fraction form
    117,541.71/176,551.25 = 103,812.84/x
  3. Step 3: Cross multiply
    117,541.71x = 176,551.25 × 103,812.84
  4. Step 4: Simplify right side
    117,541.71x = 18,328,286,148.99
  5. Step 5: Solve for x
    x = 18,328,286,148.99/117,541.71
  6. Step 6: Final answer
    x = 155,930.06

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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.