Home / 204,070.16-306,087.96-70,927.76

Finding the Fourth Proportional to 204,070.16, 306,087.96 and 70,927.76

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Solution

The fourth proportional to 204,070.16, 306,087.96 and 70,927.76 is: 106,385.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,070.16 : 306,087.96 = 70,927.76 : x
  2. Step 2: Convert to fraction form
    204,070.16/306,087.96 = 70,927.76/x
  3. Step 3: Cross multiply
    204,070.16x = 306,087.96 × 70,927.76
  4. Step 4: Simplify right side
    204,070.16x = 21,710,133,365.77
  5. Step 5: Solve for x
    x = 21,710,133,365.77/204,070.16
  6. Step 6: Final answer
    x = 106,385.63

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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.