Home / 154,999.42-232,282.60-83,768.49

Finding the Fourth Proportional to 154,999.42, 232,282.60 and 83,768.49

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Solution

The fourth proportional to 154,999.42, 232,282.60 and 83,768.49 is: 125,535.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,999.42 : 232,282.60 = 83,768.49 : x
  2. Step 2: Convert to fraction form
    154,999.42/232,282.60 = 83,768.49/x
  3. Step 3: Cross multiply
    154,999.42x = 232,282.60 × 83,768.49
  4. Step 4: Simplify right side
    154,999.42x = 19,457,962,445.85
  5. Step 5: Solve for x
    x = 19,457,962,445.85/154,999.42
  6. Step 6: Final answer
    x = 125,535.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.