Home / 106,419.02-146,855.43-58,671.14

Finding the Fourth Proportional to 106,419.02, 146,855.43 and 58,671.14

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Solution

The fourth proportional to 106,419.02, 146,855.43 and 58,671.14 is: 80,964.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,419.02 : 146,855.43 = 58,671.14 : x
  2. Step 2: Convert to fraction form
    106,419.02/146,855.43 = 58,671.14/x
  3. Step 3: Cross multiply
    106,419.02x = 146,855.43 × 58,671.14
  4. Step 4: Simplify right side
    106,419.02x = 8,616,174,759.01
  5. Step 5: Solve for x
    x = 8,616,174,759.01/106,419.02
  6. Step 6: Final answer
    x = 80,964.62

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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.