Home / 162,541.77-243,749.62-55,905.45

Finding the Fourth Proportional to 162,541.77, 243,749.62 and 55,905.45

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Solution

The fourth proportional to 162,541.77, 243,749.62 and 55,905.45 is: 83,836.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,541.77 : 243,749.62 = 55,905.45 : x
  2. Step 2: Convert to fraction form
    162,541.77/243,749.62 = 55,905.45/x
  3. Step 3: Cross multiply
    162,541.77x = 243,749.62 × 55,905.45
  4. Step 4: Simplify right side
    162,541.77x = 13,626,932,193.43
  5. Step 5: Solve for x
    x = 13,626,932,193.43/162,541.77
  6. Step 6: Final answer
    x = 83,836.49

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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.