Home / 108,760.57-150,090.61-61,014.95

Finding the Fourth Proportional to 108,760.57, 150,090.61 and 61,014.95

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Solution

The fourth proportional to 108,760.57, 150,090.61 and 61,014.95 is: 84,201.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,760.57 : 150,090.61 = 61,014.95 : x
  2. Step 2: Convert to fraction form
    108,760.57/150,090.61 = 61,014.95/x
  3. Step 3: Cross multiply
    108,760.57x = 150,090.61 × 61,014.95
  4. Step 4: Simplify right side
    108,760.57x = 9,157,770,161.63
  5. Step 5: Solve for x
    x = 9,157,770,161.63/108,760.57
  6. Step 6: Final answer
    x = 84,201.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.