Home / 110,146.84-151,997.31-62,400.38

Finding the Fourth Proportional to 110,146.84, 151,997.31 and 62,400.38

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Solution

The fourth proportional to 110,146.84, 151,997.31 and 62,400.38 is: 86,109.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,146.84 : 151,997.31 = 62,400.38 : x
  2. Step 2: Convert to fraction form
    110,146.84/151,997.31 = 62,400.38/x
  3. Step 3: Cross multiply
    110,146.84x = 151,997.31 × 62,400.38
  4. Step 4: Simplify right side
    110,146.84x = 9,484,689,142.99
  5. Step 5: Solve for x
    x = 9,484,689,142.99/110,146.84
  6. Step 6: Final answer
    x = 86,109.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.