Home / 127,950.37-191,882.72-42,541.54

Finding the Fourth Proportional to 127,950.37, 191,882.72 and 42,541.54

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Solution

The fourth proportional to 127,950.37, 191,882.72 and 42,541.54 is: 63,798.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,950.37 : 191,882.72 = 42,541.54 : x
  2. Step 2: Convert to fraction form
    127,950.37/191,882.72 = 42,541.54/x
  3. Step 3: Cross multiply
    127,950.37x = 191,882.72 × 42,541.54
  4. Step 4: Simplify right side
    127,950.37x = 8,162,986,034.84
  5. Step 5: Solve for x
    x = 8,162,986,034.84/127,950.37
  6. Step 6: Final answer
    x = 63,798.07

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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.