Home / 108,858.32-150,233.16-61,114.80

Finding the Fourth Proportional to 108,858.32, 150,233.16 and 61,114.80

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Solution

The fourth proportional to 108,858.32, 150,233.16 and 61,114.80 is: 84,343.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,858.32 : 150,233.16 = 61,114.80 : x
  2. Step 2: Convert to fraction form
    108,858.32/150,233.16 = 61,114.80/x
  3. Step 3: Cross multiply
    108,858.32x = 150,233.16 × 61,114.80
  4. Step 4: Simplify right side
    108,858.32x = 9,181,469,526.77
  5. Step 5: Solve for x
    x = 9,181,469,526.77/108,858.32
  6. Step 6: Final answer
    x = 84,343.30

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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.