Home / 109,840.56-164,760.83-39,703.47

Finding the Fourth Proportional to 109,840.56, 164,760.83 and 39,703.47

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Solution

The fourth proportional to 109,840.56, 164,760.83 and 39,703.47 is: 59,555.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,840.56 : 164,760.83 = 39,703.47 : x
  2. Step 2: Convert to fraction form
    109,840.56/164,760.83 = 39,703.47/x
  3. Step 3: Cross multiply
    109,840.56x = 164,760.83 × 39,703.47
  4. Step 4: Simplify right side
    109,840.56x = 6,541,576,226.93
  5. Step 5: Solve for x
    x = 6,541,576,226.93/109,840.56
  6. Step 6: Final answer
    x = 59,555.20

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1.5x scale

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.