Home / 140,316.49-193,489.41-92,508.67

Finding the Fourth Proportional to 140,316.49, 193,489.41 and 92,508.67

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Solution

The fourth proportional to 140,316.49, 193,489.41 and 92,508.67 is: 127,564.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,316.49 : 193,489.41 = 92,508.67 : x
  2. Step 2: Convert to fraction form
    140,316.49/193,489.41 = 92,508.67/x
  3. Step 3: Cross multiply
    140,316.49x = 193,489.41 × 92,508.67
  4. Step 4: Simplify right side
    140,316.49x = 17,899,447,978.18
  5. Step 5: Solve for x
    x = 17,899,447,978.18/140,316.49
  6. Step 6: Final answer
    x = 127,564.82

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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.