Home / 116,167.68-173,975.04-66,816

Finding the Fourth Proportional to 116,167.68, 173,975.04 and 66,816

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Solution

The fourth proportional to 116,167.68, 173,975.04 and 66,816 is: 100,064.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,167.68 : 173,975.04 = 66,816 : x
  2. Step 2: Convert to fraction form
    116,167.68/173,975.04 = 66,816/x
  3. Step 3: Cross multiply
    116,167.68x = 173,975.04 × 66,816
  4. Step 4: Simplify right side
    116,167.68x = 11,624,316,272.64
  5. Step 5: Solve for x
    x = 11,624,316,272.64/116,167.68
  6. Step 6: Final answer
    x = 100,064.98

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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.