Home / 193,328.36-289,981-60,189.88

Finding the Fourth Proportional to 193,328.36, 289,981 and 60,189.88

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Solution

The fourth proportional to 193,328.36, 289,981 and 60,189.88 is: 90,281.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,328.36 : 289,981 = 60,189.88 : x
  2. Step 2: Convert to fraction form
    193,328.36/289,981 = 60,189.88/x
  3. Step 3: Cross multiply
    193,328.36x = 289,981 × 60,189.88
  4. Step 4: Simplify right side
    193,328.36x = 17,453,921,592.28
  5. Step 5: Solve for x
    x = 17,453,921,592.28/193,328.36
  6. Step 6: Final answer
    x = 90,281.23

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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.