Home / 533,115.29-799,714.25-178,130.57

Finding the Fourth Proportional to 533,115.29, 799,714.25 and 178,130.57

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Solution

The fourth proportional to 533,115.29, 799,714.25 and 178,130.57 is: 267,209.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,115.29 : 799,714.25 = 178,130.57 : x
  2. Step 2: Convert to fraction form
    533,115.29/799,714.25 = 178,130.57/x
  3. Step 3: Cross multiply
    533,115.29x = 799,714.25 × 178,130.57
  4. Step 4: Simplify right side
    533,115.29x = 142,453,550,300.40
  5. Step 5: Solve for x
    x = 142,453,550,300.40/533,115.29
  6. Step 6: Final answer
    x = 267,209.65

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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.