Home / 146,895.96-202,699.94-83,220.12

Finding the Fourth Proportional to 146,895.96, 202,699.94 and 83,220.12

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Solution

The fourth proportional to 146,895.96, 202,699.94 and 83,220.12 is: 114,834.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,895.96 : 202,699.94 = 83,220.12 : x
  2. Step 2: Convert to fraction form
    146,895.96/202,699.94 = 83,220.12/x
  3. Step 3: Cross multiply
    146,895.96x = 202,699.94 × 83,220.12
  4. Step 4: Simplify right side
    146,895.96x = 16,868,713,330.79
  5. Step 5: Solve for x
    x = 16,868,713,330.79/146,895.96
  6. Step 6: Final answer
    x = 114,834.43

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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.