Home / 251,429.63-376,895.32-118,071.17

Finding the Fourth Proportional to 251,429.63, 376,895.32 and 118,071.17

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Solution

The fourth proportional to 251,429.63, 376,895.32 and 118,071.17 is: 176,989.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,429.63 : 376,895.32 = 118,071.17 : x
  2. Step 2: Convert to fraction form
    251,429.63/376,895.32 = 118,071.17/x
  3. Step 3: Cross multiply
    251,429.63x = 376,895.32 × 118,071.17
  4. Step 4: Simplify right side
    251,429.63x = 44,500,471,399.92
  5. Step 5: Solve for x
    x = 44,500,471,399.92/251,429.63
  6. Step 6: Final answer
    x = 176,989.77

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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.