Home / 120,995.80-181,277.70-58,528.60

Finding the Fourth Proportional to 120,995.80, 181,277.70 and 58,528.60

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Solution

The fourth proportional to 120,995.80, 181,277.70 and 58,528.60 is: 87,688.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,995.80 : 181,277.70 = 58,528.60 : x
  2. Step 2: Convert to fraction form
    120,995.80/181,277.70 = 58,528.60/x
  3. Step 3: Cross multiply
    120,995.80x = 181,277.70 × 58,528.60
  4. Step 4: Simplify right side
    120,995.80x = 10,609,929,992.22
  5. Step 5: Solve for x
    x = 10,609,929,992.22/120,995.80
  6. Step 6: Final answer
    x = 87,688.42

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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.