Home / 103,034.07-154,580.63-50,458.95

Finding the Fourth Proportional to 103,034.07, 154,580.63 and 50,458.95

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Solution

The fourth proportional to 103,034.07, 154,580.63 and 50,458.95 is: 75,702.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,034.07 : 154,580.63 = 50,458.95 : x
  2. Step 2: Convert to fraction form
    103,034.07/154,580.63 = 50,458.95/x
  3. Step 3: Cross multiply
    103,034.07x = 154,580.63 × 50,458.95
  4. Step 4: Simplify right side
    103,034.07x = 7,799,976,027.84
  5. Step 5: Solve for x
    x = 7,799,976,027.84/103,034.07
  6. Step 6: Final answer
    x = 75,702.88

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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.