Home / 118,543.46-177,732.02-43,654.00

Finding the Fourth Proportional to 118,543.46, 177,732.02 and 43,654.00

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Solution

The fourth proportional to 118,543.46, 177,732.02 and 43,654.00 is: 65,450.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,543.46 : 177,732.02 = 43,654.00 : x
  2. Step 2: Convert to fraction form
    118,543.46/177,732.02 = 43,654.00/x
  3. Step 3: Cross multiply
    118,543.46x = 177,732.02 × 43,654.00
  4. Step 4: Simplify right side
    118,543.46x = 7,758,713,849.07
  5. Step 5: Solve for x
    x = 7,758,713,849.07/118,543.46
  6. Step 6: Final answer
    x = 65,450.38

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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.