Home / 97,120.73-134,102.63-75,960.29

Finding the Fourth Proportional to 97,120.73, 134,102.63 and 75,960.29

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Solution

The fourth proportional to 97,120.73, 134,102.63 and 75,960.29 is: 104,884.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,120.73 : 134,102.63 = 75,960.29 : x
  2. Step 2: Convert to fraction form
    97,120.73/134,102.63 = 75,960.29/x
  3. Step 3: Cross multiply
    97,120.73x = 134,102.63 × 75,960.29
  4. Step 4: Simplify right side
    97,120.73x = 10,186,475,189.72
  5. Step 5: Solve for x
    x = 10,186,475,189.72/97,120.73
  6. Step 6: Final answer
    x = 104,884.66

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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.