Home / 180,050.08-269,869.20-112,612.72

Finding the Fourth Proportional to 180,050.08, 269,869.20 and 112,612.72

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Solution

The fourth proportional to 180,050.08, 269,869.20 and 112,612.72 is: 168,790.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,050.08 : 269,869.20 = 112,612.72 : x
  2. Step 2: Convert to fraction form
    180,050.08/269,869.20 = 112,612.72/x
  3. Step 3: Cross multiply
    180,050.08x = 269,869.20 × 112,612.72
  4. Step 4: Simplify right side
    180,050.08x = 30,390,704,656.22
  5. Step 5: Solve for x
    x = 30,390,704,656.22/180,050.08
  6. Step 6: Final answer
    x = 168,790.29

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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.