Home / 201,015.76-277,381.20-116,160.16

Finding the Fourth Proportional to 201,015.76, 277,381.20 and 116,160.16

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Solution

The fourth proportional to 201,015.76, 277,381.20 and 116,160.16 is: 160,289.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,015.76 : 277,381.20 = 116,160.16 : x
  2. Step 2: Convert to fraction form
    201,015.76/277,381.20 = 116,160.16/x
  3. Step 3: Cross multiply
    201,015.76x = 277,381.20 × 116,160.16
  4. Step 4: Simplify right side
    201,015.76x = 32,220,644,572.99
  5. Step 5: Solve for x
    x = 32,220,644,572.99/201,015.76
  6. Step 6: Final answer
    x = 160,289.15

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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.