Home / 330,715.19-495,953.67-114,515.17

Finding the Fourth Proportional to 330,715.19, 495,953.67 and 114,515.17

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Solution

The fourth proportional to 330,715.19, 495,953.67 and 114,515.17 is: 171,731.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,715.19 : 495,953.67 = 114,515.17 : x
  2. Step 2: Convert to fraction form
    330,715.19/495,953.67 = 114,515.17/x
  3. Step 3: Cross multiply
    330,715.19x = 495,953.67 × 114,515.17
  4. Step 4: Simplify right side
    330,715.19x = 56,794,218,832.17
  5. Step 5: Solve for x
    x = 56,794,218,832.17/330,715.19
  6. Step 6: Final answer
    x = 171,731.51

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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.