Home / 107,015.52-147,682.65-59,269.66

Finding the Fourth Proportional to 107,015.52, 147,682.65 and 59,269.66

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Solution

The fourth proportional to 107,015.52, 147,682.65 and 59,269.66 is: 81,792.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,015.52 : 147,682.65 = 59,269.66 : x
  2. Step 2: Convert to fraction form
    107,015.52/147,682.65 = 59,269.66/x
  3. Step 3: Cross multiply
    107,015.52x = 147,682.65 × 59,269.66
  4. Step 4: Simplify right side
    107,015.52x = 8,753,100,453.40
  5. Step 5: Solve for x
    x = 8,753,100,453.40/107,015.52
  6. Step 6: Final answer
    x = 81,792.81

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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.