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Finding the Fourth Proportional to 243,779.32, 365,792.06 and 110,574.68

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Solution

The fourth proportional to 243,779.32, 365,792.06 and 110,574.68 is: 165,917.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,779.32 : 365,792.06 = 110,574.68 : x
  2. Step 2: Convert to fraction form
    243,779.32/365,792.06 = 110,574.68/x
  3. Step 3: Cross multiply
    243,779.32x = 365,792.06 × 110,574.68
  4. Step 4: Simplify right side
    243,779.32x = 40,447,339,981.04
  5. Step 5: Solve for x
    x = 40,447,339,981.04/243,779.32
  6. Step 6: Final answer
    x = 165,917.85

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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.