Home / 100,533.04-150,742.14-41,320

Finding the Fourth Proportional to 100,533.04, 150,742.14 and 41,320

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Solution

The fourth proportional to 100,533.04, 150,742.14 and 41,320 is: 61,956.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,533.04 : 150,742.14 = 41,320 : x
  2. Step 2: Convert to fraction form
    100,533.04/150,742.14 = 41,320/x
  3. Step 3: Cross multiply
    100,533.04x = 150,742.14 × 41,320
  4. Step 4: Simplify right side
    100,533.04x = 6,228,665,224.80
  5. Step 5: Solve for x
    x = 6,228,665,224.80/100,533.04
  6. Step 6: Final answer
    x = 61,956.40

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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.