Home / 120,865.92-181,298.88-37,759.92

Finding the Fourth Proportional to 120,865.92, 181,298.88 and 37,759.92

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Solution

The fourth proportional to 120,865.92, 181,298.88 and 37,759.92 is: 56,639.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,865.92 : 181,298.88 = 37,759.92 : x
  2. Step 2: Convert to fraction form
    120,865.92/181,298.88 = 37,759.92/x
  3. Step 3: Cross multiply
    120,865.92x = 181,298.88 × 37,759.92
  4. Step 4: Simplify right side
    120,865.92x = 6,845,831,651.02
  5. Step 5: Solve for x
    x = 6,845,831,651.02/120,865.92
  6. Step 6: Final answer
    x = 56,639.88

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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.