Home / 162,669.96-243,580.53-130,906.53

Finding the Fourth Proportional to 162,669.96, 243,580.53 and 130,906.53

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Solution

The fourth proportional to 162,669.96, 243,580.53 and 130,906.53 is: 196,018.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,669.96 : 243,580.53 = 130,906.53 : x
  2. Step 2: Convert to fraction form
    162,669.96/243,580.53 = 130,906.53/x
  3. Step 3: Cross multiply
    162,669.96x = 243,580.53 × 130,906.53
  4. Step 4: Simplify right side
    162,669.96x = 31,886,280,739.96
  5. Step 5: Solve for x
    x = 31,886,280,739.96/162,669.96
  6. Step 6: Final answer
    x = 196,018.25

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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.