Home / 156,441.89-234,102.24-135,454.32

Finding the Fourth Proportional to 156,441.89, 234,102.24 and 135,454.32

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Solution

The fourth proportional to 156,441.89, 234,102.24 and 135,454.32 is: 202,696.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,441.89 : 234,102.24 = 135,454.32 : x
  2. Step 2: Convert to fraction form
    156,441.89/234,102.24 = 135,454.32/x
  3. Step 3: Cross multiply
    156,441.89x = 234,102.24 × 135,454.32
  4. Step 4: Simplify right side
    156,441.89x = 31,710,159,729.68
  5. Step 5: Solve for x
    x = 31,710,159,729.68/156,441.89
  6. Step 6: Final answer
    x = 202,696.09

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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.