Home / 154,787.87-232,197.69-53,585.76

Finding the Fourth Proportional to 154,787.87, 232,197.69 and 53,585.76

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Solution

The fourth proportional to 154,787.87, 232,197.69 and 53,585.76 is: 80,384.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,787.87 : 232,197.69 = 53,585.76 : x
  2. Step 2: Convert to fraction form
    154,787.87/232,197.69 = 53,585.76/x
  3. Step 3: Cross multiply
    154,787.87x = 232,197.69 × 53,585.76
  4. Step 4: Simplify right side
    154,787.87x = 12,442,489,688.89
  5. Step 5: Solve for x
    x = 12,442,489,688.89/154,787.87
  6. Step 6: Final answer
    x = 80,384.14

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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.