Home / 162,158.96-243,156.79-54,050.04

Finding the Fourth Proportional to 162,158.96, 243,156.79 and 54,050.04

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Solution

The fourth proportional to 162,158.96, 243,156.79 and 54,050.04 is: 81,047.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,158.96 : 243,156.79 = 54,050.04 : x
  2. Step 2: Convert to fraction form
    162,158.96/243,156.79 = 54,050.04/x
  3. Step 3: Cross multiply
    162,158.96x = 243,156.79 × 54,050.04
  4. Step 4: Simplify right side
    162,158.96x = 13,142,634,090.65
  5. Step 5: Solve for x
    x = 13,142,634,090.65/162,158.96
  6. Step 6: Final answer
    x = 81,047.84

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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.