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Finding the Fourth Proportional to 115,980.51, 173,885.71 and 37,049.25

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Solution

The fourth proportional to 115,980.51, 173,885.71 and 37,049.25 is: 55,546.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,980.51 : 173,885.71 = 37,049.25 : x
  2. Step 2: Convert to fraction form
    115,980.51/173,885.71 = 37,049.25/x
  3. Step 3: Cross multiply
    115,980.51x = 173,885.71 × 37,049.25
  4. Step 4: Simplify right side
    115,980.51x = 6,442,334,179.17
  5. Step 5: Solve for x
    x = 6,442,334,179.17/115,980.51
  6. Step 6: Final answer
    x = 55,546.70

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1.5x scale

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.