Home / 193,824.70-290,746.65-100,512.70

Finding the Fourth Proportional to 193,824.70, 290,746.65 and 100,512.70

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Solution

The fourth proportional to 193,824.70, 290,746.65 and 100,512.70 is: 150,774.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,824.70 : 290,746.65 = 100,512.70 : x
  2. Step 2: Convert to fraction form
    193,824.70/290,746.65 = 100,512.70/x
  3. Step 3: Cross multiply
    193,824.70x = 290,746.65 × 100,512.70
  4. Step 4: Simplify right side
    193,824.70x = 29,223,730,807.46
  5. Step 5: Solve for x
    x = 29,223,730,807.46/193,824.70
  6. Step 6: Final answer
    x = 150,774.03

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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.