Home / 116,344.86-160,570.74-71,013.12

Finding the Fourth Proportional to 116,344.86, 160,570.74 and 71,013.12

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Solution

The fourth proportional to 116,344.86, 160,570.74 and 71,013.12 is: 98,007.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,344.86 : 160,570.74 = 71,013.12 : x
  2. Step 2: Convert to fraction form
    116,344.86/160,570.74 = 71,013.12/x
  3. Step 3: Cross multiply
    116,344.86x = 160,570.74 × 71,013.12
  4. Step 4: Simplify right side
    116,344.86x = 11,402,629,396.03
  5. Step 5: Solve for x
    x = 11,402,629,396.03/116,344.86
  6. Step 6: Final answer
    x = 98,007.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.