Home / 201,015.38-277,381.58-116,130.62

Finding the Fourth Proportional to 201,015.38, 277,381.58 and 116,130.62

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Solution

The fourth proportional to 201,015.38, 277,381.58 and 116,130.62 is: 160,248.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,015.38 : 277,381.58 = 116,130.62 : x
  2. Step 2: Convert to fraction form
    201,015.38/277,381.58 = 116,130.62/x
  3. Step 3: Cross multiply
    201,015.38x = 277,381.58 × 116,130.62
  4. Step 4: Simplify right side
    201,015.38x = 32,212,494,861.98
  5. Step 5: Solve for x
    x = 32,212,494,861.98/201,015.38
  6. Step 6: Final answer
    x = 160,248.91

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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.