Home / 147,893.50-204,098.07-80,829.82

Finding the Fourth Proportional to 147,893.50, 204,098.07 and 80,829.82

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Solution

The fourth proportional to 147,893.50, 204,098.07 and 80,829.82 is: 111,547.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,893.50 : 204,098.07 = 80,829.82 : x
  2. Step 2: Convert to fraction form
    147,893.50/204,098.07 = 80,829.82/x
  3. Step 3: Cross multiply
    147,893.50x = 204,098.07 × 80,829.82
  4. Step 4: Simplify right side
    147,893.50x = 16,497,210,260.45
  5. Step 5: Solve for x
    x = 16,497,210,260.45/147,893.50
  6. Step 6: Final answer
    x = 111,547.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.