Home / 76,457.88-114,557.40-46,813.82

Finding the Fourth Proportional to 76,457.88, 114,557.40 and 46,813.82

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Solution

The fourth proportional to 76,457.88, 114,557.40 and 46,813.82 is: 70,141.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,457.88 : 114,557.40 = 46,813.82 : x
  2. Step 2: Convert to fraction form
    76,457.88/114,557.40 = 46,813.82/x
  3. Step 3: Cross multiply
    76,457.88x = 114,557.40 × 46,813.82
  4. Step 4: Simplify right side
    76,457.88x = 5,362,868,930.48
  5. Step 5: Solve for x
    x = 5,362,868,930.48/76,457.88
  6. Step 6: Final answer
    x = 70,141.48

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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.