Home / 106,509.05-146,982.96-58,763.80

Finding the Fourth Proportional to 106,509.05, 146,982.96 and 58,763.80

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Solution

The fourth proportional to 106,509.05, 146,982.96 and 58,763.80 is: 81,094.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,509.05 : 146,982.96 = 58,763.80 : x
  2. Step 2: Convert to fraction form
    106,509.05/146,982.96 = 58,763.80/x
  3. Step 3: Cross multiply
    106,509.05x = 146,982.96 × 58,763.80
  4. Step 4: Simplify right side
    106,509.05x = 8,637,276,529.93
  5. Step 5: Solve for x
    x = 8,637,276,529.93/106,509.05
  6. Step 6: Final answer
    x = 81,094.30

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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.