Home / 162,038.26-243,057.40-51,230.26

Finding the Fourth Proportional to 162,038.26, 243,057.40 and 51,230.26

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Solution

The fourth proportional to 162,038.26, 243,057.40 and 51,230.26 is: 76,845.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,038.26 : 243,057.40 = 51,230.26 : x
  2. Step 2: Convert to fraction form
    162,038.26/243,057.40 = 51,230.26/x
  3. Step 3: Cross multiply
    162,038.26x = 243,057.40 × 51,230.26
  4. Step 4: Simplify right side
    162,038.26x = 12,451,893,796.92
  5. Step 5: Solve for x
    x = 12,451,893,796.92/162,038.26
  6. Step 6: Final answer
    x = 76,845.39

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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.