Home / 148,262.74-204,602.96-80,280.52

Finding the Fourth Proportional to 148,262.74, 204,602.96 and 80,280.52

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Solution

The fourth proportional to 148,262.74, 204,602.96 and 80,280.52 is: 110,787.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,262.74 : 204,602.96 = 80,280.52 : x
  2. Step 2: Convert to fraction form
    148,262.74/204,602.96 = 80,280.52/x
  3. Step 3: Cross multiply
    148,262.74x = 204,602.96 × 80,280.52
  4. Step 4: Simplify right side
    148,262.74x = 16,425,631,711.53
  5. Step 5: Solve for x
    x = 16,425,631,711.53/148,262.74
  6. Step 6: Final answer
    x = 110,787.32

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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.