Home / 76,202.51-105,161.15-43,496.26

Finding the Fourth Proportional to 76,202.51, 105,161.15 and 43,496.26

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Solution

The fourth proportional to 76,202.51, 105,161.15 and 43,496.26 is: 60,025.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,202.51 : 105,161.15 = 43,496.26 : x
  2. Step 2: Convert to fraction form
    76,202.51/105,161.15 = 43,496.26/x
  3. Step 3: Cross multiply
    76,202.51x = 105,161.15 × 43,496.26
  4. Step 4: Simplify right side
    76,202.51x = 4,574,116,722.30
  5. Step 5: Solve for x
    x = 4,574,116,722.30/76,202.51
  6. Step 6: Final answer
    x = 60,025.80

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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.