Home / 162,814.67-243,801.40-112,369.35

Finding the Fourth Proportional to 162,814.67, 243,801.40 and 112,369.35

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Solution

The fourth proportional to 162,814.67, 243,801.40 and 112,369.35 is: 168,263.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,814.67 : 243,801.40 = 112,369.35 : x
  2. Step 2: Convert to fraction form
    162,814.67/243,801.40 = 112,369.35/x
  3. Step 3: Cross multiply
    162,814.67x = 243,801.40 × 112,369.35
  4. Step 4: Simplify right side
    162,814.67x = 27,395,804,847.09
  5. Step 5: Solve for x
    x = 27,395,804,847.09/162,814.67
  6. Step 6: Final answer
    x = 168,263.74

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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.