Home / 133,224.04-183,849.85-72,795.71

Finding the Fourth Proportional to 133,224.04, 183,849.85 and 72,795.71

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Solution

The fourth proportional to 133,224.04, 183,849.85 and 72,795.71 is: 100,458.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,224.04 : 183,849.85 = 72,795.71 : x
  2. Step 2: Convert to fraction form
    133,224.04/183,849.85 = 72,795.71/x
  3. Step 3: Cross multiply
    133,224.04x = 183,849.85 × 72,795.71
  4. Step 4: Simplify right side
    133,224.04x = 13,383,480,914.76
  5. Step 5: Solve for x
    x = 13,383,480,914.76/133,224.04
  6. Step 6: Final answer
    x = 100,458.45

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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.