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Finding the Fourth Proportional to 162,852.08, 224,735.93 and 99,189.93

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Solution

The fourth proportional to 162,852.08, 224,735.93 and 99,189.93 is: 136,882.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,852.08 : 224,735.93 = 99,189.93 : x
  2. Step 2: Convert to fraction form
    162,852.08/224,735.93 = 99,189.93/x
  3. Step 3: Cross multiply
    162,852.08x = 224,735.93 × 99,189.93
  4. Step 4: Simplify right side
    162,852.08x = 22,291,541,165.18
  5. Step 5: Solve for x
    x = 22,291,541,165.18/162,852.08
  6. Step 6: Final answer
    x = 136,882.14

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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.