Home / 162,436.80-224,231.88-98,795.04

Finding the Fourth Proportional to 162,436.80, 224,231.88 and 98,795.04

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Solution

The fourth proportional to 162,436.80, 224,231.88 and 98,795.04 is: 136,379.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,436.80 : 224,231.88 = 98,795.04 : x
  2. Step 2: Convert to fraction form
    162,436.80/224,231.88 = 98,795.04/x
  3. Step 3: Cross multiply
    162,436.80x = 224,231.88 × 98,795.04
  4. Step 4: Simplify right side
    162,436.80x = 22,152,997,553.88
  5. Step 5: Solve for x
    x = 22,152,997,553.88/162,436.80
  6. Step 6: Final answer
    x = 136,379.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.