Home / 162,400.48-243,598.05-48,548.57

Finding the Fourth Proportional to 162,400.48, 243,598.05 and 48,548.57

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Solution

The fourth proportional to 162,400.48, 243,598.05 and 48,548.57 is: 72,822.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,400.48 : 243,598.05 = 48,548.57 : x
  2. Step 2: Convert to fraction form
    162,400.48/243,598.05 = 48,548.57/x
  3. Step 3: Cross multiply
    162,400.48x = 243,598.05 × 48,548.57
  4. Step 4: Simplify right side
    162,400.48x = 11,826,335,764.30
  5. Step 5: Solve for x
    x = 11,826,335,764.30/162,400.48
  6. Step 6: Final answer
    x = 72,822.05

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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.