Home / 544,042.10-816,178.35-164,931.70

Finding the Fourth Proportional to 544,042.10, 816,178.35 and 164,931.70

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Solution

The fourth proportional to 544,042.10, 816,178.35 and 164,931.70 is: 247,432.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,042.10 : 816,178.35 = 164,931.70 : x
  2. Step 2: Convert to fraction form
    544,042.10/816,178.35 = 164,931.70/x
  3. Step 3: Cross multiply
    544,042.10x = 816,178.35 × 164,931.70
  4. Step 4: Simplify right side
    544,042.10x = 134,613,682,768.70
  5. Step 5: Solve for x
    x = 134,613,682,768.70/544,042.10
  6. Step 6: Final answer
    x = 247,432.47

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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.