Home / 251,913.72-377,814.18-151,936.20

Finding the Fourth Proportional to 251,913.72, 377,814.18 and 151,936.20

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Solution

The fourth proportional to 251,913.72, 377,814.18 and 151,936.20 is: 227,870.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,913.72 : 377,814.18 = 151,936.20 : x
  2. Step 2: Convert to fraction form
    251,913.72/377,814.18 = 151,936.20/x
  3. Step 3: Cross multiply
    251,913.72x = 377,814.18 × 151,936.20
  4. Step 4: Simplify right side
    251,913.72x = 57,403,650,815.32
  5. Step 5: Solve for x
    x = 57,403,650,815.32/251,913.72
  6. Step 6: Final answer
    x = 227,870.28

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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.