Home / 106,101.10-146,420.74-58,355.25

Finding the Fourth Proportional to 106,101.10, 146,420.74 and 58,355.25

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Solution

The fourth proportional to 106,101.10, 146,420.74 and 58,355.25 is: 80,530.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,101.10 : 146,420.74 = 58,355.25 : x
  2. Step 2: Convert to fraction form
    106,101.10/146,420.74 = 58,355.25/x
  3. Step 3: Cross multiply
    106,101.10x = 146,420.74 × 58,355.25
  4. Step 4: Simplify right side
    106,101.10x = 8,544,418,887.89
  5. Step 5: Solve for x
    x = 8,544,418,887.89/106,101.10
  6. Step 6: Final answer
    x = 80,530.92

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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.