Home / 115,829.01-173,743.65-45,706.50

Finding the Fourth Proportional to 115,829.01, 173,743.65 and 45,706.50

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Solution

The fourth proportional to 115,829.01, 173,743.65 and 45,706.50 is: 68,559.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,829.01 : 173,743.65 = 45,706.50 : x
  2. Step 2: Convert to fraction form
    115,829.01/173,743.65 = 45,706.50/x
  3. Step 3: Cross multiply
    115,829.01x = 173,743.65 × 45,706.50
  4. Step 4: Simplify right side
    115,829.01x = 7,941,214,138.73
  5. Step 5: Solve for x
    x = 7,941,214,138.73/115,829.01
  6. Step 6: Final answer
    x = 68,559.80

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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.