Home / 162,135.61-242,912.27-98,923.11

Finding the Fourth Proportional to 162,135.61, 242,912.27 and 98,923.11

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Solution

The fourth proportional to 162,135.61, 242,912.27 and 98,923.11 is: 148,207.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,135.61 : 242,912.27 = 98,923.11 : x
  2. Step 2: Convert to fraction form
    162,135.61/242,912.27 = 98,923.11/x
  3. Step 3: Cross multiply
    162,135.61x = 242,912.27 × 98,923.11
  4. Step 4: Simplify right side
    162,135.61x = 24,029,635,985.50
  5. Step 5: Solve for x
    x = 24,029,635,985.50/162,135.61
  6. Step 6: Final answer
    x = 148,207.02

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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.