Home / 162,743.65-224,436.36-111,666.27

Finding the Fourth Proportional to 162,743.65, 224,436.36 and 111,666.27

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Solution

The fourth proportional to 162,743.65, 224,436.36 and 111,666.27 is: 153,996.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,743.65 : 224,436.36 = 111,666.27 : x
  2. Step 2: Convert to fraction form
    162,743.65/224,436.36 = 111,666.27/x
  3. Step 3: Cross multiply
    162,743.65x = 224,436.36 × 111,666.27
  4. Step 4: Simplify right side
    162,743.65x = 25,061,971,173.58
  5. Step 5: Solve for x
    x = 25,061,971,173.58/162,743.65
  6. Step 6: Final answer
    x = 153,996.61

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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.