Home / 162,331.93-243,366.76-67,633.44

Finding the Fourth Proportional to 162,331.93, 243,366.76 and 67,633.44

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Solution

The fourth proportional to 162,331.93, 243,366.76 and 67,633.44 is: 101,395.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,331.93 : 243,366.76 = 67,633.44 : x
  2. Step 2: Convert to fraction form
    162,331.93/243,366.76 = 67,633.44/x
  3. Step 3: Cross multiply
    162,331.93x = 243,366.76 × 67,633.44
  4. Step 4: Simplify right side
    162,331.93x = 16,459,731,160.45
  5. Step 5: Solve for x
    x = 16,459,731,160.45/162,331.93
  6. Step 6: Final answer
    x = 101,395.52

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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.