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Finding the Fourth Proportional to 162,001.80, 242,829.90 and 62,123.40

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Solution

The fourth proportional to 162,001.80, 242,829.90 and 62,123.40 is: 93,118.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,001.80 : 242,829.90 = 62,123.40 : x
  2. Step 2: Convert to fraction form
    162,001.80/242,829.90 = 62,123.40/x
  3. Step 3: Cross multiply
    162,001.80x = 242,829.90 × 62,123.40
  4. Step 4: Simplify right side
    162,001.80x = 15,085,419,009.66
  5. Step 5: Solve for x
    x = 15,085,419,009.66/162,001.80
  6. Step 6: Final answer
    x = 93,118.84

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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.