Home / 156,055.80-234,083.70-154,500.60

Finding the Fourth Proportional to 156,055.80, 234,083.70 and 154,500.60

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Solution

The fourth proportional to 156,055.80, 234,083.70 and 154,500.60 is: 231,750.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,055.80 : 234,083.70 = 154,500.60 : x
  2. Step 2: Convert to fraction form
    156,055.80/234,083.70 = 154,500.60/x
  3. Step 3: Cross multiply
    156,055.80x = 234,083.70 × 154,500.60
  4. Step 4: Simplify right side
    156,055.80x = 36,166,072,100.22
  5. Step 5: Solve for x
    x = 36,166,072,100.22/156,055.80
  6. Step 6: Final answer
    x = 231,750.90

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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.