Home / 109,262.05-163,712.65-49,967.01

Finding the Fourth Proportional to 109,262.05, 163,712.65 and 49,967.01

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Solution

The fourth proportional to 109,262.05, 163,712.65 and 49,967.01 is: 74,868.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,262.05 : 163,712.65 = 49,967.01 : x
  2. Step 2: Convert to fraction form
    109,262.05/163,712.65 = 49,967.01/x
  3. Step 3: Cross multiply
    109,262.05x = 163,712.65 × 49,967.01
  4. Step 4: Simplify right side
    109,262.05x = 8,180,231,619.68
  5. Step 5: Solve for x
    x = 8,180,231,619.68/109,262.05
  6. Step 6: Final answer
    x = 74,868.00

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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.