Home / 146,519.19-202,222.37-86,089.81

Finding the Fourth Proportional to 146,519.19, 202,222.37 and 86,089.81

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Solution

The fourth proportional to 146,519.19, 202,222.37 and 86,089.81 is: 118,819.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,519.19 : 202,222.37 = 86,089.81 : x
  2. Step 2: Convert to fraction form
    146,519.19/202,222.37 = 86,089.81/x
  3. Step 3: Cross multiply
    146,519.19x = 202,222.37 × 86,089.81
  4. Step 4: Simplify right side
    146,519.19x = 17,409,285,411.05
  5. Step 5: Solve for x
    x = 17,409,285,411.05/146,519.19
  6. Step 6: Final answer
    x = 118,819.15

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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.