Home / 156,147.84-234,222.36-37,819

Finding the Fourth Proportional to 156,147.84, 234,222.36 and 37,819

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Solution

The fourth proportional to 156,147.84, 234,222.36 and 37,819 is: 56,728.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,147.84 : 234,222.36 = 37,819 : x
  2. Step 2: Convert to fraction form
    156,147.84/234,222.36 = 37,819/x
  3. Step 3: Cross multiply
    156,147.84x = 234,222.36 × 37,819
  4. Step 4: Simplify right side
    156,147.84x = 8,858,055,432.84
  5. Step 5: Solve for x
    x = 8,858,055,432.84/156,147.84
  6. Step 6: Final answer
    x = 56,728.65

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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.