Home / 116,255.16-174,505.62-53,985.72

Finding the Fourth Proportional to 116,255.16, 174,505.62 and 53,985.72

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Solution

The fourth proportional to 116,255.16, 174,505.62 and 53,985.72 is: 81,035.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,255.16 : 174,505.62 = 53,985.72 : x
  2. Step 2: Convert to fraction form
    116,255.16/174,505.62 = 53,985.72/x
  3. Step 3: Cross multiply
    116,255.16x = 174,505.62 × 53,985.72
  4. Step 4: Simplify right side
    116,255.16x = 9,420,811,539.75
  5. Step 5: Solve for x
    x = 9,420,811,539.75/116,255.16
  6. Step 6: Final answer
    x = 81,035.64

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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.