Home / 108,905.44-150,289.52-61,158.82

Finding the Fourth Proportional to 108,905.44, 150,289.52 and 61,158.82

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Solution

The fourth proportional to 108,905.44, 150,289.52 and 61,158.82 is: 84,399.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,905.44 : 150,289.52 = 61,158.82 : x
  2. Step 2: Convert to fraction form
    108,905.44/150,289.52 = 61,158.82/x
  3. Step 3: Cross multiply
    108,905.44x = 150,289.52 × 61,158.82
  4. Step 4: Simplify right side
    108,905.44x = 9,191,529,701.57
  5. Step 5: Solve for x
    x = 9,191,529,701.57/108,905.44
  6. Step 6: Final answer
    x = 84,399.18

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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.