Home / 116,424.03-174,511.69-66,396.40

Finding the Fourth Proportional to 116,424.03, 174,511.69 and 66,396.40

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Solution

The fourth proportional to 116,424.03, 174,511.69 and 66,396.40 is: 99,523.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,424.03 : 174,511.69 = 66,396.40 : x
  2. Step 2: Convert to fraction form
    116,424.03/174,511.69 = 66,396.40/x
  3. Step 3: Cross multiply
    116,424.03x = 174,511.69 × 66,396.40
  4. Step 4: Simplify right side
    116,424.03x = 11,586,947,973.92
  5. Step 5: Solve for x
    x = 11,586,947,973.92/116,424.03
  6. Step 6: Final answer
    x = 99,523.68

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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.