Home / 73,927.02-102,019.32-39,935.50

Finding the Fourth Proportional to 73,927.02, 102,019.32 and 39,935.50

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Solution

The fourth proportional to 73,927.02, 102,019.32 and 39,935.50 is: 55,111.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,927.02 : 102,019.32 = 39,935.50 : x
  2. Step 2: Convert to fraction form
    73,927.02/102,019.32 = 39,935.50/x
  3. Step 3: Cross multiply
    73,927.02x = 102,019.32 × 39,935.50
  4. Step 4: Simplify right side
    73,927.02x = 4,074,192,553.86
  5. Step 5: Solve for x
    x = 4,074,192,553.86/73,927.02
  6. Step 6: Final answer
    x = 55,111.01

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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.