Home / 104,199.84-156,298.68-25,315.02

Finding the Fourth Proportional to 104,199.84, 156,298.68 and 25,315.02

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Solution

The fourth proportional to 104,199.84, 156,298.68 and 25,315.02 is: 37,972.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,199.84 : 156,298.68 = 25,315.02 : x
  2. Step 2: Convert to fraction form
    104,199.84/156,298.68 = 25,315.02/x
  3. Step 3: Cross multiply
    104,199.84x = 156,298.68 × 25,315.02
  4. Step 4: Simplify right side
    104,199.84x = 3,956,704,210.17
  5. Step 5: Solve for x
    x = 3,956,704,210.17/104,199.84
  6. Step 6: Final answer
    x = 37,972.27

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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.