Home / 106,854.12-160,331.58-47,684.52

Finding the Fourth Proportional to 106,854.12, 160,331.58 and 47,684.52

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Solution

The fourth proportional to 106,854.12, 160,331.58 and 47,684.52 is: 71,549.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,854.12 : 160,331.58 = 47,684.52 : x
  2. Step 2: Convert to fraction form
    106,854.12/160,331.58 = 47,684.52/x
  3. Step 3: Cross multiply
    106,854.12x = 160,331.58 × 47,684.52
  4. Step 4: Simplify right side
    106,854.12x = 7,645,334,433.14
  5. Step 5: Solve for x
    x = 7,645,334,433.14/106,854.12
  6. Step 6: Final answer
    x = 71,549.27

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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.