Home / 112,430.62-168,627.46-40,368.62

Finding the Fourth Proportional to 112,430.62, 168,627.46 and 40,368.62

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Solution

The fourth proportional to 112,430.62, 168,627.46 and 40,368.62 is: 60,546.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,430.62 : 168,627.46 = 40,368.62 : x
  2. Step 2: Convert to fraction form
    112,430.62/168,627.46 = 40,368.62/x
  3. Step 3: Cross multiply
    112,430.62x = 168,627.46 × 40,368.62
  4. Step 4: Simplify right side
    112,430.62x = 6,807,256,910.25
  5. Step 5: Solve for x
    x = 6,807,256,910.25/112,430.62
  6. Step 6: Final answer
    x = 60,546.29

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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.