Home / 106,520.28-146,995.48-58,773.64

Finding the Fourth Proportional to 106,520.28, 146,995.48 and 58,773.64

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Solution

The fourth proportional to 106,520.28, 146,995.48 and 58,773.64 is: 81,106.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,520.28 : 146,995.48 = 58,773.64 : x
  2. Step 2: Convert to fraction form
    106,520.28/146,995.48 = 58,773.64/x
  3. Step 3: Cross multiply
    106,520.28x = 146,995.48 × 58,773.64
  4. Step 4: Simplify right side
    106,520.28x = 8,639,459,423.15
  5. Step 5: Solve for x
    x = 8,639,459,423.15/106,520.28
  6. Step 6: Final answer
    x = 81,106.24

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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.