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Finding the Fourth Proportional to 162,603.55, 243,765.16 and 62,833.75

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Solution

The fourth proportional to 162,603.55, 243,765.16 and 62,833.75 is: 94,196.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,603.55 : 243,765.16 = 62,833.75 : x
  2. Step 2: Convert to fraction form
    162,603.55/243,765.16 = 62,833.75/x
  3. Step 3: Cross multiply
    162,603.55x = 243,765.16 × 62,833.75
  4. Step 4: Simplify right side
    162,603.55x = 15,316,678,355.65
  5. Step 5: Solve for x
    x = 15,316,678,355.65/162,603.55
  6. Step 6: Final answer
    x = 94,196.46

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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.