Home / 146,817.77-202,600.64-83,154.20

Finding the Fourth Proportional to 146,817.77, 202,600.64 and 83,154.20

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Solution

The fourth proportional to 146,817.77, 202,600.64 and 83,154.20 is: 114,748.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,817.77 : 202,600.64 = 83,154.20 : x
  2. Step 2: Convert to fraction form
    146,817.77/202,600.64 = 83,154.20/x
  3. Step 3: Cross multiply
    146,817.77x = 202,600.64 × 83,154.20
  4. Step 4: Simplify right side
    146,817.77x = 16,847,093,333.57
  5. Step 5: Solve for x
    x = 16,847,093,333.57/146,817.77
  6. Step 6: Final answer
    x = 114,748.33

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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.