Home / 134,349.73-185,325.62-83,961.25

Finding the Fourth Proportional to 134,349.73, 185,325.62 and 83,961.25

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Solution

The fourth proportional to 134,349.73, 185,325.62 and 83,961.25 is: 115,818.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,349.73 : 185,325.62 = 83,961.25 : x
  2. Step 2: Convert to fraction form
    134,349.73/185,325.62 = 83,961.25/x
  3. Step 3: Cross multiply
    134,349.73x = 185,325.62 × 83,961.25
  4. Step 4: Simplify right side
    134,349.73x = 15,560,170,040.77
  5. Step 5: Solve for x
    x = 15,560,170,040.77/134,349.73
  6. Step 6: Final answer
    x = 115,818.40

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1.5x scale

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.