Home / 168,059.10-252,040.05-61,430.70

Finding the Fourth Proportional to 168,059.10, 252,040.05 and 61,430.70

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Solution

The fourth proportional to 168,059.10, 252,040.05 and 61,430.70 is: 92,128.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,059.10 : 252,040.05 = 61,430.70 : x
  2. Step 2: Convert to fraction form
    168,059.10/252,040.05 = 61,430.70/x
  3. Step 3: Cross multiply
    168,059.10x = 252,040.05 × 61,430.70
  4. Step 4: Simplify right side
    168,059.10x = 15,482,996,699.54
  5. Step 5: Solve for x
    x = 15,482,996,699.54/168,059.10
  6. Step 6: Final answer
    x = 92,128.29

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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.