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Finding the Fourth Proportional to 101,637.83, 152,480.96 and 35,078.54

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Solution

The fourth proportional to 101,637.83, 152,480.96 and 35,078.54 is: 52,626.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,637.83 : 152,480.96 = 35,078.54 : x
  2. Step 2: Convert to fraction form
    101,637.83/152,480.96 = 35,078.54/x
  3. Step 3: Cross multiply
    101,637.83x = 152,480.96 × 35,078.54
  4. Step 4: Simplify right side
    101,637.83x = 5,348,808,779.89
  5. Step 5: Solve for x
    x = 5,348,808,779.89/101,637.83
  6. Step 6: Final answer
    x = 52,626.16

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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.