Home / 107,091.20-147,783.60-59,344.16

Finding the Fourth Proportional to 107,091.20, 147,783.60 and 59,344.16

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Solution

The fourth proportional to 107,091.20, 147,783.60 and 59,344.16 is: 81,893.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,091.20 : 147,783.60 = 59,344.16 : x
  2. Step 2: Convert to fraction form
    107,091.20/147,783.60 = 59,344.16/x
  3. Step 3: Cross multiply
    107,091.20x = 147,783.60 × 59,344.16
  4. Step 4: Simplify right side
    107,091.20x = 8,770,093,603.78
  5. Step 5: Solve for x
    x = 8,770,093,603.78/107,091.20
  6. Step 6: Final answer
    x = 81,893.69

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1.5x scale

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.