Home / 107,083.05-147,772.83-58,684.60

Finding the Fourth Proportional to 107,083.05, 147,772.83 and 58,684.60

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Solution

The fourth proportional to 107,083.05, 147,772.83 and 58,684.60 is: 80,983.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,083.05 : 147,772.83 = 58,684.60 : x
  2. Step 2: Convert to fraction form
    107,083.05/147,772.83 = 58,684.60/x
  3. Step 3: Cross multiply
    107,083.05x = 147,772.83 × 58,684.60
  4. Step 4: Simplify right side
    107,083.05x = 8,671,989,419.42
  5. Step 5: Solve for x
    x = 8,671,989,419.42/107,083.05
  6. Step 6: Final answer
    x = 80,983.77

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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.