Home / 194,507.45-268,160.32-145,902.77

Finding the Fourth Proportional to 194,507.45, 268,160.32 and 145,902.77

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Solution

The fourth proportional to 194,507.45, 268,160.32 and 145,902.77 is: 201,150.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,507.45 : 268,160.32 = 145,902.77 : x
  2. Step 2: Convert to fraction form
    194,507.45/268,160.32 = 145,902.77/x
  3. Step 3: Cross multiply
    194,507.45x = 268,160.32 × 145,902.77
  4. Step 4: Simplify right side
    194,507.45x = 39,125,333,492.09
  5. Step 5: Solve for x
    x = 39,125,333,492.09/194,507.45
  6. Step 6: Final answer
    x = 201,150.82

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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.