Home / 545,180.04-817,769.82-145,810.44

Finding the Fourth Proportional to 545,180.04, 817,769.82 and 145,810.44

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Solution

The fourth proportional to 545,180.04, 817,769.82 and 145,810.44 is: 218,715.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,180.04 : 817,769.82 = 145,810.44 : x
  2. Step 2: Convert to fraction form
    545,180.04/817,769.82 = 145,810.44/x
  3. Step 3: Cross multiply
    545,180.04x = 817,769.82 × 145,810.44
  4. Step 4: Simplify right side
    545,180.04x = 119,239,377,272.92
  5. Step 5: Solve for x
    x = 119,239,377,272.92/545,180.04
  6. Step 6: Final answer
    x = 218,715.60

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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.